Home / 156,528,988.04-233,739,404.31-127,832,048.84

Finding the Fourth Proportional to 156,528,988.04, 233,739,404.31 and 127,832,048.84

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Solution

The fourth proportional to 156,528,988.04, 233,739,404.31 and 127,832,048.84 is: 190,887,242.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,528,988.04 : 233,739,404.31 = 127,832,048.84 : x
  2. Step 2: Convert to fraction form
    156,528,988.04/233,739,404.31 = 127,832,048.84/x
  3. Step 3: Cross multiply
    156,528,988.04x = 233,739,404.31 × 127,832,048.84
  4. Step 4: Simplify right side
    156,528,988.04x = 29,879,386,947,932,452
  5. Step 5: Solve for x
    x = 29,879,386,947,932,452/156,528,988.04
  6. Step 6: Final answer
    x = 190,887,242.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.