Home / 974,908,301.40-1,345,373,455.98-557,229,554.88

Finding the Fourth Proportional to 974,908,301.40, 1,345,373,455.98 and 557,229,554.88

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Solution

The fourth proportional to 974,908,301.40, 1,345,373,455.98 and 557,229,554.88 is: 768,976,785.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,908,301.40 : 1,345,373,455.98 = 557,229,554.88 : x
  2. Step 2: Convert to fraction form
    974,908,301.40/1,345,373,455.98 = 557,229,554.88/x
  3. Step 3: Cross multiply
    974,908,301.40x = 1,345,373,455.98 × 557,229,554.88
  4. Step 4: Simplify right side
    974,908,301.40x = 749,681,852,023,102,720
  5. Step 5: Solve for x
    x = 749,681,852,023,102,720/974,908,301.40
  6. Step 6: Final answer
    x = 768,976,785.76

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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.