Home / 86,912,138.10-130,368,207.15-46,601,354.10

Finding the Fourth Proportional to 86,912,138.10, 130,368,207.15 and 46,601,354.10

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Solution

The fourth proportional to 86,912,138.10, 130,368,207.15 and 46,601,354.10 is: 69,902,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,912,138.10 : 130,368,207.15 = 46,601,354.10 : x
  2. Step 2: Convert to fraction form
    86,912,138.10/130,368,207.15 = 46,601,354.10/x
  3. Step 3: Cross multiply
    86,912,138.10x = 130,368,207.15 × 46,601,354.10
  4. Step 4: Simplify right side
    86,912,138.10x = 6,075,334,984,779,302
  5. Step 5: Solve for x
    x = 6,075,334,984,779,302/86,912,138.10
  6. Step 6: Final answer
    x = 69,902,031.15

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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.