Home / 1,456,955,261.20-2,185,432,891.80-992,050,674.40

Finding the Fourth Proportional to 1,456,955,261.20, 2,185,432,891.80 and 992,050,674.40

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Solution

The fourth proportional to 1,456,955,261.20, 2,185,432,891.80 and 992,050,674.40 is: 1,488,076,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,955,261.20 : 2,185,432,891.80 = 992,050,674.40 : x
  2. Step 2: Convert to fraction form
    1,456,955,261.20/2,185,432,891.80 = 992,050,674.40/x
  3. Step 3: Cross multiply
    1,456,955,261.20x = 2,185,432,891.80 × 992,050,674.40
  4. Step 4: Simplify right side
    1,456,955,261.20x = 2,168,060,174,166,132,480
  5. Step 5: Solve for x
    x = 2,168,060,174,166,132,480/1,456,955,261.20
  6. Step 6: Final answer
    x = 1,488,076,011.60

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Double scale
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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.