Home / 98,340,035.80-147,510,053.70-47,321,699.80

Finding the Fourth Proportional to 98,340,035.80, 147,510,053.70 and 47,321,699.80

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Solution

The fourth proportional to 98,340,035.80, 147,510,053.70 and 47,321,699.80 is: 70,982,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,035.80 : 147,510,053.70 = 47,321,699.80 : x
  2. Step 2: Convert to fraction form
    98,340,035.80/147,510,053.70 = 47,321,699.80/x
  3. Step 3: Cross multiply
    98,340,035.80x = 147,510,053.70 × 47,321,699.80
  4. Step 4: Simplify right side
    98,340,035.80x = 6,980,426,478,673,278
  5. Step 5: Solve for x
    x = 6,980,426,478,673,278/98,340,035.80
  6. Step 6: Final answer
    x = 70,982,549.70

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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.