Home / 145,820,242.98-218,778,259.86-59,631,141.60

Finding the Fourth Proportional to 145,820,242.98, 218,778,259.86 and 59,631,141.60

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Solution

The fourth proportional to 145,820,242.98, 218,778,259.86 and 59,631,141.60 is: 89,466,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,820,242.98 : 218,778,259.86 = 59,631,141.60 : x
  2. Step 2: Convert to fraction form
    145,820,242.98/218,778,259.86 = 59,631,141.60/x
  3. Step 3: Cross multiply
    145,820,242.98x = 218,778,259.86 × 59,631,141.60
  4. Step 4: Simplify right side
    145,820,242.98x = 13,045,997,392,713,258
  5. Step 5: Solve for x
    x = 13,045,997,392,713,258/145,820,242.98
  6. Step 6: Final answer
    x = 89,466,298.55

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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.