Home / 974,908,275.57-1,345,373,420.30-557,229,528.93

Finding the Fourth Proportional to 974,908,275.57, 1,345,373,420.30 and 557,229,528.93

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Solution

The fourth proportional to 974,908,275.57, 1,345,373,420.30 and 557,229,528.93 is: 768,976,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,908,275.57 : 1,345,373,420.30 = 557,229,528.93 : x
  2. Step 2: Convert to fraction form
    974,908,275.57/1,345,373,420.30 = 557,229,528.93/x
  3. Step 3: Cross multiply
    974,908,275.57x = 1,345,373,420.30 × 557,229,528.93
  4. Step 4: Simplify right side
    974,908,275.57x = 749,681,797,225,925,760
  5. Step 5: Solve for x
    x = 749,681,797,225,925,760/974,908,275.57
  6. Step 6: Final answer
    x = 768,976,749.93

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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.