Home / 84,985,655.10-127,478,482.65-24,393,507.90

Finding the Fourth Proportional to 84,985,655.10, 127,478,482.65 and 24,393,507.90

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Solution

The fourth proportional to 84,985,655.10, 127,478,482.65 and 24,393,507.90 is: 36,590,261.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,985,655.10 : 127,478,482.65 = 24,393,507.90 : x
  2. Step 2: Convert to fraction form
    84,985,655.10/127,478,482.65 = 24,393,507.90/x
  3. Step 3: Cross multiply
    84,985,655.10x = 127,478,482.65 × 24,393,507.90
  4. Step 4: Simplify right side
    84,985,655.10x = 3,109,647,373,602,788
  5. Step 5: Solve for x
    x = 3,109,647,373,602,788/84,985,655.10
  6. Step 6: Final answer
    x = 36,590,261.85

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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.