Home / 108,888,491.80-162,860,345.70-97,456,605.40

Finding the Fourth Proportional to 108,888,491.80, 162,860,345.70 and 97,456,605.40

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Solution

The fourth proportional to 108,888,491.80, 162,860,345.70 and 97,456,605.40 is: 145,762,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888,491.80 : 162,860,345.70 = 97,456,605.40 : x
  2. Step 2: Convert to fraction form
    108,888,491.80/162,860,345.70 = 97,456,605.40/x
  3. Step 3: Cross multiply
    108,888,491.80x = 162,860,345.70 × 97,456,605.40
  4. Step 4: Simplify right side
    108,888,491.80x = 15,871,816,446,192,486
  5. Step 5: Solve for x
    x = 15,871,816,446,192,486/108,888,491.80
  6. Step 6: Final answer
    x = 145,762,111.16

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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.