Home / 124,328,011.10-186,492,016.65-97,118,231.90

Finding the Fourth Proportional to 124,328,011.10, 186,492,016.65 and 97,118,231.90

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Solution

The fourth proportional to 124,328,011.10, 186,492,016.65 and 97,118,231.90 is: 145,677,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,328,011.10 : 186,492,016.65 = 97,118,231.90 : x
  2. Step 2: Convert to fraction form
    124,328,011.10/186,492,016.65 = 97,118,231.90/x
  3. Step 3: Cross multiply
    124,328,011.10x = 186,492,016.65 × 97,118,231.90
  4. Step 4: Simplify right side
    124,328,011.10x = 18,111,774,920,513,364
  5. Step 5: Solve for x
    x = 18,111,774,920,513,364/124,328,011.10
  6. Step 6: Final answer
    x = 145,677,347.85

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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.