Home / 907,394,543.10-1,361,091,814.65-447,553,007.10

Finding the Fourth Proportional to 907,394,543.10, 1,361,091,814.65 and 447,553,007.10

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Solution

The fourth proportional to 907,394,543.10, 1,361,091,814.65 and 447,553,007.10 is: 671,329,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,394,543.10 : 1,361,091,814.65 = 447,553,007.10 : x
  2. Step 2: Convert to fraction form
    907,394,543.10/1,361,091,814.65 = 447,553,007.10/x
  3. Step 3: Cross multiply
    907,394,543.10x = 1,361,091,814.65 × 447,553,007.10
  4. Step 4: Simplify right side
    907,394,543.10x = 609,160,734,585,803,392
  5. Step 5: Solve for x
    x = 609,160,734,585,803,392/907,394,543.10
  6. Step 6: Final answer
    x = 671,329,510.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.