Home / 93,312,126.30-139,968,189.45-42,293,790.30

Finding the Fourth Proportional to 93,312,126.30, 139,968,189.45 and 42,293,790.30

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Solution

The fourth proportional to 93,312,126.30, 139,968,189.45 and 42,293,790.30 is: 63,440,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,126.30 : 139,968,189.45 = 42,293,790.30 : x
  2. Step 2: Convert to fraction form
    93,312,126.30/139,968,189.45 = 42,293,790.30/x
  3. Step 3: Cross multiply
    93,312,126.30x = 139,968,189.45 × 42,293,790.30
  4. Step 4: Simplify right side
    93,312,126.30x = 5,919,785,253,268,971
  5. Step 5: Solve for x
    x = 5,919,785,253,268,971/93,312,126.30
  6. Step 6: Final answer
    x = 63,440,685.45

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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.