Home / 86,241,034,712.10-129,361,552,068.15-52,718,586,737.70

Finding the Fourth Proportional to 86,241,034,712.10, 129,361,552,068.15 and 52,718,586,737.70

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Solution

The fourth proportional to 86,241,034,712.10, 129,361,552,068.15 and 52,718,586,737.70 is: 79,077,880,106.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,241,034,712.10 : 129,361,552,068.15 = 52,718,586,737.70 : x
  2. Step 2: Convert to fraction form
    86,241,034,712.10/129,361,552,068.15 = 52,718,586,737.70/x
  3. Step 3: Cross multiply
    86,241,034,712.10x = 129,361,552,068.15 × 52,718,586,737.70
  4. Step 4: Simplify right side
    86,241,034,712.10x = 6,819,758,203,228,260,401,152
  5. Step 5: Solve for x
    x = 6,819,758,203,228,260,401,152/86,241,034,712.10
  6. Step 6: Final answer
    x = 79,077,880,106.55

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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.