Home / 155,689,257.20-233,533,885.80-98,358,364.40

Finding the Fourth Proportional to 155,689,257.20, 233,533,885.80 and 98,358,364.40

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Solution

The fourth proportional to 155,689,257.20, 233,533,885.80 and 98,358,364.40 is: 147,537,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,689,257.20 : 233,533,885.80 = 98,358,364.40 : x
  2. Step 2: Convert to fraction form
    155,689,257.20/233,533,885.80 = 98,358,364.40/x
  3. Step 3: Cross multiply
    155,689,257.20x = 233,533,885.80 × 98,358,364.40
  4. Step 4: Simplify right side
    155,689,257.20x = 22,970,011,039,264,388
  5. Step 5: Solve for x
    x = 22,970,011,039,264,388/155,689,257.20
  6. Step 6: Final answer
    x = 147,537,546.60

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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.