Home / 345,151,457.98-517,799,898.69-111,963,962.10

Finding the Fourth Proportional to 345,151,457.98, 517,799,898.69 and 111,963,962.10

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Solution

The fourth proportional to 345,151,457.98, 517,799,898.69 and 111,963,962.10 is: 167,969,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,151,457.98 : 517,799,898.69 = 111,963,962.10 : x
  2. Step 2: Convert to fraction form
    345,151,457.98/517,799,898.69 = 111,963,962.10/x
  3. Step 3: Cross multiply
    345,151,457.98x = 517,799,898.69 × 111,963,962.10
  4. Step 4: Simplify right side
    345,151,457.98x = 57,974,928,232,659,712
  5. Step 5: Solve for x
    x = 57,974,928,232,659,712/345,151,457.98
  6. Step 6: Final answer
    x = 167,969,530.16

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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.