Home / 108,888,497.80-162,860,354.70-97,456,611.40

Finding the Fourth Proportional to 108,888,497.80, 162,860,354.70 and 97,456,611.40

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Solution

The fourth proportional to 108,888,497.80, 162,860,354.70 and 97,456,611.40 is: 145,762,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888,497.80 : 162,860,354.70 = 97,456,611.40 : x
  2. Step 2: Convert to fraction form
    108,888,497.80/162,860,354.70 = 97,456,611.40/x
  3. Step 3: Cross multiply
    108,888,497.80x = 162,860,354.70 × 97,456,611.40
  4. Step 4: Simplify right side
    108,888,497.80x = 15,871,818,300,464,064
  5. Step 5: Solve for x
    x = 15,871,818,300,464,064/108,888,497.80
  6. Step 6: Final answer
    x = 145,762,120.16

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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.