Home / 86,911,290.15-130,366,935.23-29,405,437.35

Finding the Fourth Proportional to 86,911,290.15, 130,366,935.23 and 29,405,437.35

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Solution

The fourth proportional to 86,911,290.15, 130,366,935.23 and 29,405,437.35 is: 44,108,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,911,290.15 : 130,366,935.23 = 29,405,437.35 : x
  2. Step 2: Convert to fraction form
    86,911,290.15/130,366,935.23 = 29,405,437.35/x
  3. Step 3: Cross multiply
    86,911,290.15x = 130,366,935.23 × 29,405,437.35
  4. Step 4: Simplify right side
    86,911,290.15x = 3,833,496,746,417,273
  5. Step 5: Solve for x
    x = 3,833,496,746,417,273/86,911,290.15
  6. Step 6: Final answer
    x = 44,108,156.03

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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.