Home / 74,688,000.80-112,032,001.20-44,380,263.20

Finding the Fourth Proportional to 74,688,000.80, 112,032,001.20 and 44,380,263.20

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Solution

The fourth proportional to 74,688,000.80, 112,032,001.20 and 44,380,263.20 is: 66,570,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,688,000.80 : 112,032,001.20 = 44,380,263.20 : x
  2. Step 2: Convert to fraction form
    74,688,000.80/112,032,001.20 = 44,380,263.20/x
  3. Step 3: Cross multiply
    74,688,000.80x = 112,032,001.20 × 44,380,263.20
  4. Step 4: Simplify right side
    74,688,000.80x = 4,972,009,700,078,716
  5. Step 5: Solve for x
    x = 4,972,009,700,078,716/74,688,000.80
  6. Step 6: Final answer
    x = 66,570,394.80

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1.5x scale

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.