Home / 93,312,004.90-139,968,007.35-65,840,952.10

Finding the Fourth Proportional to 93,312,004.90, 139,968,007.35 and 65,840,952.10

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Solution

The fourth proportional to 93,312,004.90, 139,968,007.35 and 65,840,952.10 is: 98,761,428.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,004.90 : 139,968,007.35 = 65,840,952.10 : x
  2. Step 2: Convert to fraction form
    93,312,004.90/139,968,007.35 = 65,840,952.10/x
  3. Step 3: Cross multiply
    93,312,004.90x = 139,968,007.35 × 65,840,952.10
  4. Step 4: Simplify right side
    93,312,004.90x = 9,215,626,867,463,798
  5. Step 5: Solve for x
    x = 9,215,626,867,463,798/93,312,004.90
  6. Step 6: Final answer
    x = 98,761,428.15

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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.