Home / 63,996,800.36-88,300,225.85-38,878,407.57

Finding the Fourth Proportional to 63,996,800.36, 88,300,225.85 and 38,878,407.57

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Solution

The fourth proportional to 63,996,800.36, 88,300,225.85 and 38,878,407.57 is: 53,642,871.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,996,800.36 : 88,300,225.85 = 38,878,407.57 : x
  2. Step 2: Convert to fraction form
    63,996,800.36/88,300,225.85 = 38,878,407.57/x
  3. Step 3: Cross multiply
    63,996,800.36x = 88,300,225.85 × 38,878,407.57
  4. Step 4: Simplify right side
    63,996,800.36x = 3,432,972,168,511,006
  5. Step 5: Solve for x
    x = 3,432,972,168,511,006/63,996,800.36
  6. Step 6: Final answer
    x = 53,642,871.98

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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.