Home / 829,982,766.69-1,145,904,463.49-517,176,526.05

Finding the Fourth Proportional to 829,982,766.69, 1,145,904,463.49 and 517,176,526.05

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Solution

The fourth proportional to 829,982,766.69, 1,145,904,463.49 and 517,176,526.05 is: 714,032,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,982,766.69 : 1,145,904,463.49 = 517,176,526.05 : x
  2. Step 2: Convert to fraction form
    829,982,766.69/1,145,904,463.49 = 517,176,526.05/x
  3. Step 3: Cross multiply
    829,982,766.69x = 1,145,904,463.49 × 517,176,526.05
  4. Step 4: Simplify right side
    829,982,766.69x = 592,634,889,610,361,344
  5. Step 5: Solve for x
    x = 592,634,889,610,361,344/829,982,766.69
  6. Step 6: Final answer
    x = 714,032,764.77

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Half scale
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Double scale
Find fourth proportional to 829,982,767.69, 1,145,904,464.87 and 517,176,527.05
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.