Home / 625,064,528.29-862,604,887.50-342,818,206.69

Finding the Fourth Proportional to 625,064,528.29, 862,604,887.50 and 342,818,206.69

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Solution

The fourth proportional to 625,064,528.29, 862,604,887.50 and 342,818,206.69 is: 473,097,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,064,528.29 : 862,604,887.50 = 342,818,206.69 : x
  2. Step 2: Convert to fraction form
    625,064,528.29/862,604,887.50 = 342,818,206.69/x
  3. Step 3: Cross multiply
    625,064,528.29x = 862,604,887.50 × 342,818,206.69
  4. Step 4: Simplify right side
    625,064,528.29x = 295,716,660,614,779,200
  5. Step 5: Solve for x
    x = 295,716,660,614,779,200/625,064,528.29
  6. Step 6: Final answer
    x = 473,097,811.88

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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.