Home / 93,312,087.10-139,968,130.65-85,921,776.70

Finding the Fourth Proportional to 93,312,087.10, 139,968,130.65 and 85,921,776.70

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Solution

The fourth proportional to 93,312,087.10, 139,968,130.65 and 85,921,776.70 is: 128,882,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,087.10 : 139,968,130.65 = 85,921,776.70 : x
  2. Step 2: Convert to fraction form
    93,312,087.10/139,968,130.65 = 85,921,776.70/x
  3. Step 3: Cross multiply
    93,312,087.10x = 139,968,130.65 × 85,921,776.70
  4. Step 4: Simplify right side
    93,312,087.10x = 12,026,310,466,825,726
  5. Step 5: Solve for x
    x = 12,026,310,466,825,726/93,312,087.10
  6. Step 6: Final answer
    x = 128,882,665.05

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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.