Home / 93,076,719.16-138,516,312.02-89,973,380.74

Finding the Fourth Proportional to 93,076,719.16, 138,516,312.02 and 89,973,380.74

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Solution

The fourth proportional to 93,076,719.16, 138,516,312.02 and 89,973,380.74 is: 133,897,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,076,719.16 : 138,516,312.02 = 89,973,380.74 : x
  2. Step 2: Convert to fraction form
    93,076,719.16/138,516,312.02 = 89,973,380.74/x
  3. Step 3: Cross multiply
    93,076,719.16x = 138,516,312.02 × 89,973,380.74
  4. Step 4: Simplify right side
    93,076,719.16x = 12,462,780,880,076,098
  5. Step 5: Solve for x
    x = 12,462,780,880,076,098/93,076,719.16
  6. Step 6: Final answer
    x = 133,897,939.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.