Home / 57,615,794,549.76-79,510,737,807.56-31,543,724,920.48

Finding the Fourth Proportional to 57,615,794,549.76, 79,510,737,807.56 and 31,543,724,920.48

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Solution

The fourth proportional to 57,615,794,549.76, 79,510,737,807.56 and 31,543,724,920.48 is: 43,530,855,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,615,794,549.76 : 79,510,737,807.56 = 31,543,724,920.48 : x
  2. Step 2: Convert to fraction form
    57,615,794,549.76/79,510,737,807.56 = 31,543,724,920.48/x
  3. Step 3: Cross multiply
    57,615,794,549.76x = 79,510,737,807.56 × 31,543,724,920.48
  4. Step 4: Simplify right side
    57,615,794,549.76x = 2,508,064,841,626,081,558,528
  5. Step 5: Solve for x
    x = 2,508,064,841,626,081,558,528/57,615,794,549.76
  6. Step 6: Final answer
    x = 43,530,855,752.76

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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.