Home / 103,713,805.80-155,570,708.70-58,269,695.40

Finding the Fourth Proportional to 103,713,805.80, 155,570,708.70 and 58,269,695.40

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Solution

The fourth proportional to 103,713,805.80, 155,570,708.70 and 58,269,695.40 is: 87,404,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,713,805.80 : 155,570,708.70 = 58,269,695.40 : x
  2. Step 2: Convert to fraction form
    103,713,805.80/155,570,708.70 = 58,269,695.40/x
  3. Step 3: Cross multiply
    103,713,805.80x = 155,570,708.70 × 58,269,695.40
  4. Step 4: Simplify right side
    103,713,805.80x = 9,065,057,809,111,130
  5. Step 5: Solve for x
    x = 9,065,057,809,111,130/103,713,805.80
  6. Step 6: Final answer
    x = 87,404,543.10

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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.