Home / 98,415,280.40-147,622,920.60-40,948,793.60

Finding the Fourth Proportional to 98,415,280.40, 147,622,920.60 and 40,948,793.60

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Solution

The fourth proportional to 98,415,280.40, 147,622,920.60 and 40,948,793.60 is: 61,423,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,415,280.40 : 147,622,920.60 = 40,948,793.60 : x
  2. Step 2: Convert to fraction form
    98,415,280.40/147,622,920.60 = 40,948,793.60/x
  3. Step 3: Cross multiply
    98,415,280.40x = 147,622,920.60 × 40,948,793.60
  4. Step 4: Simplify right side
    98,415,280.40x = 6,044,980,506,278,588
  5. Step 5: Solve for x
    x = 6,044,980,506,278,588/98,415,280.40
  6. Step 6: Final answer
    x = 61,423,190.40

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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.