Home / 74,730,666.80-112,096,000.20-40,718,442.80

Finding the Fourth Proportional to 74,730,666.80, 112,096,000.20 and 40,718,442.80

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Solution

The fourth proportional to 74,730,666.80, 112,096,000.20 and 40,718,442.80 is: 61,077,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,730,666.80 : 112,096,000.20 = 40,718,442.80 : x
  2. Step 2: Convert to fraction form
    74,730,666.80/112,096,000.20 = 40,718,442.80/x
  3. Step 3: Cross multiply
    74,730,666.80x = 112,096,000.20 × 40,718,442.80
  4. Step 4: Simplify right side
    74,730,666.80x = 4,564,374,572,252,488
  5. Step 5: Solve for x
    x = 4,564,374,572,252,488/74,730,666.80
  6. Step 6: Final answer
    x = 61,077,664.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.