Home / 96,984,101.90-145,476,152.85-86,461,570.10

Finding the Fourth Proportional to 96,984,101.90, 145,476,152.85 and 86,461,570.10

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Solution

The fourth proportional to 96,984,101.90, 145,476,152.85 and 86,461,570.10 is: 129,692,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,984,101.90 : 145,476,152.85 = 86,461,570.10 : x
  2. Step 2: Convert to fraction form
    96,984,101.90/145,476,152.85 = 86,461,570.10/x
  3. Step 3: Cross multiply
    96,984,101.90x = 145,476,152.85 × 86,461,570.10
  4. Step 4: Simplify right side
    96,984,101.90x = 12,578,096,587,518,588
  5. Step 5: Solve for x
    x = 12,578,096,587,518,588/96,984,101.90
  6. Step 6: Final answer
    x = 129,692,355.15

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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.