Home / 157,056,178.80-235,584,268.20-89,031,730.80

Finding the Fourth Proportional to 157,056,178.80, 235,584,268.20 and 89,031,730.80

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Solution

The fourth proportional to 157,056,178.80, 235,584,268.20 and 89,031,730.80 is: 133,547,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,056,178.80 : 235,584,268.20 = 89,031,730.80 : x
  2. Step 2: Convert to fraction form
    157,056,178.80/235,584,268.20 = 89,031,730.80/x
  3. Step 3: Cross multiply
    157,056,178.80x = 235,584,268.20 × 89,031,730.80
  4. Step 4: Simplify right side
    157,056,178.80x = 20,974,475,147,097,400
  5. Step 5: Solve for x
    x = 20,974,475,147,097,400/157,056,178.80
  6. Step 6: Final answer
    x = 133,547,596.20

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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.