Home / 98,289,427.20-147,434,140.80-96,376,239.60

Finding the Fourth Proportional to 98,289,427.20, 147,434,140.80 and 96,376,239.60

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Solution

The fourth proportional to 98,289,427.20, 147,434,140.80 and 96,376,239.60 is: 144,564,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,289,427.20 : 147,434,140.80 = 96,376,239.60 : x
  2. Step 2: Convert to fraction form
    98,289,427.20/147,434,140.80 = 96,376,239.60/x
  3. Step 3: Cross multiply
    98,289,427.20x = 147,434,140.80 × 96,376,239.60
  4. Step 4: Simplify right side
    98,289,427.20x = 14,209,148,078,960,936
  5. Step 5: Solve for x
    x = 14,209,148,078,960,936/98,289,427.20
  6. Step 6: Final answer
    x = 144,564,359.40

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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.