Home / 93,312,141.30-139,968,211.95-66,102,362.10

Finding the Fourth Proportional to 93,312,141.30, 139,968,211.95 and 66,102,362.10

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Solution

The fourth proportional to 93,312,141.30, 139,968,211.95 and 66,102,362.10 is: 99,153,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,141.30 : 139,968,211.95 = 66,102,362.10 : x
  2. Step 2: Convert to fraction form
    93,312,141.30/139,968,211.95 = 66,102,362.10/x
  3. Step 3: Cross multiply
    93,312,141.30x = 139,968,211.95 × 66,102,362.10
  4. Step 4: Simplify right side
    93,312,141.30x = 9,252,229,428,808,446
  5. Step 5: Solve for x
    x = 9,252,229,428,808,446/93,312,141.30
  6. Step 6: Final answer
    x = 99,153,543.15

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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.