Home / 88,705,612.60-133,058,418.90-77,734,886.20

Finding the Fourth Proportional to 88,705,612.60, 133,058,418.90 and 77,734,886.20

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Solution

The fourth proportional to 88,705,612.60, 133,058,418.90 and 77,734,886.20 is: 116,602,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705,612.60 : 133,058,418.90 = 77,734,886.20 : x
  2. Step 2: Convert to fraction form
    88,705,612.60/133,058,418.90 = 77,734,886.20/x
  3. Step 3: Cross multiply
    88,705,612.60x = 133,058,418.90 × 77,734,886.20
  4. Step 4: Simplify right side
    88,705,612.60x = 10,343,281,051,143,430
  5. Step 5: Solve for x
    x = 10,343,281,051,143,430/88,705,612.60
  6. Step 6: Final answer
    x = 116,602,329.30

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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.