Home / 53,154,133.20-74,617,340.40-53,154,133.20

Finding the Fourth Proportional to 53,154,133.20, 74,617,340.40 and 53,154,133.20

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Solution

The fourth proportional to 53,154,133.20, 74,617,340.40 and 53,154,133.20 is: 74,617,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,154,133.20 : 74,617,340.40 = 53,154,133.20 : x
  2. Step 2: Convert to fraction form
    53,154,133.20/74,617,340.40 = 53,154,133.20/x
  3. Step 3: Cross multiply
    53,154,133.20x = 74,617,340.40 × 53,154,133.20
  4. Step 4: Simplify right side
    53,154,133.20x = 3,966,220,050,651,342
  5. Step 5: Solve for x
    x = 3,966,220,050,651,342/53,154,133.20
  6. Step 6: Final answer
    x = 74,617,340.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.