Home / 108,793,421.80-163,190,132.70-36,989,837.80

Finding the Fourth Proportional to 108,793,421.80, 163,190,132.70 and 36,989,837.80

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Solution

The fourth proportional to 108,793,421.80, 163,190,132.70 and 36,989,837.80 is: 55,484,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,793,421.80 : 163,190,132.70 = 36,989,837.80 : x
  2. Step 2: Convert to fraction form
    108,793,421.80/163,190,132.70 = 36,989,837.80/x
  3. Step 3: Cross multiply
    108,793,421.80x = 163,190,132.70 × 36,989,837.80
  4. Step 4: Simplify right side
    108,793,421.80x = 6,036,376,539,133,475
  5. Step 5: Solve for x
    x = 6,036,376,539,133,475/108,793,421.80
  6. Step 6: Final answer
    x = 55,484,756.70

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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.