Home / 155,938,837.20-233,656,313.40-98,328,008.40

Finding the Fourth Proportional to 155,938,837.20, 233,656,313.40 and 98,328,008.40

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Solution

The fourth proportional to 155,938,837.20, 233,656,313.40 and 98,328,008.40 is: 147,333,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,938,837.20 : 233,656,313.40 = 98,328,008.40 : x
  2. Step 2: Convert to fraction form
    155,938,837.20/233,656,313.40 = 98,328,008.40/x
  3. Step 3: Cross multiply
    155,938,837.20x = 233,656,313.40 × 98,328,008.40
  4. Step 4: Simplify right side
    155,938,837.20x = 22,974,959,946,708,236
  5. Step 5: Solve for x
    x = 22,974,959,946,708,236/155,938,837.20
  6. Step 6: Final answer
    x = 147,333,149.07

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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.