Home / 935,572,227.56-1,290,883,266.65-553,904,746.74

Finding the Fourth Proportional to 935,572,227.56, 1,290,883,266.65 and 553,904,746.74

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Solution

The fourth proportional to 935,572,227.56, 1,290,883,266.65 and 553,904,746.74 is: 764,266,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,572,227.56 : 1,290,883,266.65 = 553,904,746.74 : x
  2. Step 2: Convert to fraction form
    935,572,227.56/1,290,883,266.65 = 553,904,746.74/x
  3. Step 3: Cross multiply
    935,572,227.56x = 1,290,883,266.65 × 553,904,746.74
  4. Step 4: Simplify right side
    935,572,227.56x = 715,026,368,891,517,312
  5. Step 5: Solve for x
    x = 715,026,368,891,517,312/935,572,227.56
  6. Step 6: Final answer
    x = 764,266,347.19

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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.