Home / 108,872,655.40-163,308,983.10-48,288,381.40

Finding the Fourth Proportional to 108,872,655.40, 163,308,983.10 and 48,288,381.40

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Solution

The fourth proportional to 108,872,655.40, 163,308,983.10 and 48,288,381.40 is: 72,432,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,872,655.40 : 163,308,983.10 = 48,288,381.40 : x
  2. Step 2: Convert to fraction form
    108,872,655.40/163,308,983.10 = 48,288,381.40/x
  3. Step 3: Cross multiply
    108,872,655.40x = 163,308,983.10 × 48,288,381.40
  4. Step 4: Simplify right side
    108,872,655.40x = 7,885,926,461,978,954
  5. Step 5: Solve for x
    x = 7,885,926,461,978,954/108,872,655.40
  6. Step 6: Final answer
    x = 72,432,572.10

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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.