Home / 709,501,330.62-972,000,574.58-682,974,502.32

Finding the Fourth Proportional to 709,501,330.62, 972,000,574.58 and 682,974,502.32

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Solution

The fourth proportional to 709,501,330.62, 972,000,574.58 and 682,974,502.32 is: 935,659,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,501,330.62 : 972,000,574.58 = 682,974,502.32 : x
  2. Step 2: Convert to fraction form
    709,501,330.62/972,000,574.58 = 682,974,502.32/x
  3. Step 3: Cross multiply
    709,501,330.62x = 972,000,574.58 × 682,974,502.32
  4. Step 4: Simplify right side
    709,501,330.62x = 663,851,608,675,114,752
  5. Step 5: Solve for x
    x = 663,851,608,675,114,752/709,501,330.62
  6. Step 6: Final answer
    x = 935,659,427.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.