Home / 175,386,871,358.88-242,006,236,474.32-102,155,154,350.40

Finding the Fourth Proportional to 175,386,871,358.88, 242,006,236,474.32 and 102,155,154,350.40

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Solution

The fourth proportional to 175,386,871,358.88, 242,006,236,474.32 and 102,155,154,350.40 is: 140,958,010,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,386,871,358.88 : 242,006,236,474.32 = 102,155,154,350.40 : x
  2. Step 2: Convert to fraction form
    175,386,871,358.88/242,006,236,474.32 = 102,155,154,350.40/x
  3. Step 3: Cross multiply
    175,386,871,358.88x = 242,006,236,474.32 × 102,155,154,350.40
  4. Step 4: Simplify right side
    175,386,871,358.88x = 24,722,184,440,793,559,728,128
  5. Step 5: Solve for x
    x = 24,722,184,440,793,559,728,128/175,386,871,358.88
  6. Step 6: Final answer
    x = 140,958,010,421.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.