Home / 155,425,913.02-214,506,570.13-88,461,153.52

Finding the Fourth Proportional to 155,425,913.02, 214,506,570.13 and 88,461,153.52

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Solution

The fourth proportional to 155,425,913.02, 214,506,570.13 and 88,461,153.52 is: 122,087,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,425,913.02 : 214,506,570.13 = 88,461,153.52 : x
  2. Step 2: Convert to fraction form
    155,425,913.02/214,506,570.13 = 88,461,153.52/x
  3. Step 3: Cross multiply
    155,425,913.02x = 214,506,570.13 × 88,461,153.52
  4. Step 4: Simplify right side
    155,425,913.02x = 18,975,498,631,318,576
  5. Step 5: Solve for x
    x = 18,975,498,631,318,576/155,425,913.02
  6. Step 6: Final answer
    x = 122,087,097.72

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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.