Home / 124,506,859.20-186,788,282.40-38,249,246.40

Finding the Fourth Proportional to 124,506,859.20, 186,788,282.40 and 38,249,246.40

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Solution

The fourth proportional to 124,506,859.20, 186,788,282.40 and 38,249,246.40 is: 57,382,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,506,859.20 : 186,788,282.40 = 38,249,246.40 : x
  2. Step 2: Convert to fraction form
    124,506,859.20/186,788,282.40 = 38,249,246.40/x
  3. Step 3: Cross multiply
    124,506,859.20x = 186,788,282.40 × 38,249,246.40
  4. Step 4: Simplify right side
    124,506,859.20x = 7,144,511,038,150,383
  5. Step 5: Solve for x
    x = 7,144,511,038,150,383/124,506,859.20
  6. Step 6: Final answer
    x = 57,382,469.40

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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.