Home / 437,457,935.10-656,186,902.65-430,655,490.30

Finding the Fourth Proportional to 437,457,935.10, 656,186,902.65 and 430,655,490.30

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Solution

The fourth proportional to 437,457,935.10, 656,186,902.65 and 430,655,490.30 is: 645,983,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,457,935.10 : 656,186,902.65 = 430,655,490.30 : x
  2. Step 2: Convert to fraction form
    437,457,935.10/656,186,902.65 = 430,655,490.30/x
  3. Step 3: Cross multiply
    437,457,935.10x = 656,186,902.65 × 430,655,490.30
  4. Step 4: Simplify right side
    437,457,935.10x = 282,590,492,289,174,112
  5. Step 5: Solve for x
    x = 282,590,492,289,174,112/437,457,935.10
  6. Step 6: Final answer
    x = 645,983,235.45

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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.