Home / 827,281,785.04-1,141,614,510.98-450,930,090.78

Finding the Fourth Proportional to 827,281,785.04, 1,141,614,510.98 and 450,930,090.78

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Solution

The fourth proportional to 827,281,785.04, 1,141,614,510.98 and 450,930,090.78 is: 622,264,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,281,785.04 : 1,141,614,510.98 = 450,930,090.78 : x
  2. Step 2: Convert to fraction form
    827,281,785.04/1,141,614,510.98 = 450,930,090.78/x
  3. Step 3: Cross multiply
    827,281,785.04x = 1,141,614,510.98 × 450,930,090.78
  4. Step 4: Simplify right side
    827,281,785.04x = 514,788,335,069,721,984
  5. Step 5: Solve for x
    x = 514,788,335,069,721,984/827,281,785.04
  6. Step 6: Final answer
    x = 622,264,800.68

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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.