Home / 131,931,803.12-182,084,700.33-76,166,075.14

Finding the Fourth Proportional to 131,931,803.12, 182,084,700.33 and 76,166,075.14

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Solution

The fourth proportional to 131,931,803.12, 182,084,700.33 and 76,166,075.14 is: 105,120,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,931,803.12 : 182,084,700.33 = 76,166,075.14 : x
  2. Step 2: Convert to fraction form
    131,931,803.12/182,084,700.33 = 76,166,075.14/x
  3. Step 3: Cross multiply
    131,931,803.12x = 182,084,700.33 × 76,166,075.14
  4. Step 4: Simplify right side
    131,931,803.12x = 13,868,676,966,268,742
  5. Step 5: Solve for x
    x = 13,868,676,966,268,742/131,931,803.12
  6. Step 6: Final answer
    x = 105,120,044.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.