Home / 101,376,001.60-152,064,002.40-98,390,017.60

Finding the Fourth Proportional to 101,376,001.60, 152,064,002.40 and 98,390,017.60

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Solution

The fourth proportional to 101,376,001.60, 152,064,002.40 and 98,390,017.60 is: 147,585,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,376,001.60 : 152,064,002.40 = 98,390,017.60 : x
  2. Step 2: Convert to fraction form
    101,376,001.60/152,064,002.40 = 98,390,017.60/x
  3. Step 3: Cross multiply
    101,376,001.60x = 152,064,002.40 × 98,390,017.60
  4. Step 4: Simplify right side
    101,376,001.60x = 14,961,579,872,462,442
  5. Step 5: Solve for x
    x = 14,961,579,872,462,442/101,376,001.60
  6. Step 6: Final answer
    x = 147,585,026.40

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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.