Home / 291,490,234.10-437,257,955.55-97,402,343.30

Finding the Fourth Proportional to 291,490,234.10, 437,257,955.55 and 97,402,343.30

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Solution

The fourth proportional to 291,490,234.10, 437,257,955.55 and 97,402,343.30 is: 146,111,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,490,234.10 : 437,257,955.55 = 97,402,343.30 : x
  2. Step 2: Convert to fraction form
    291,490,234.10/437,257,955.55 = 97,402,343.30/x
  3. Step 3: Cross multiply
    291,490,234.10x = 437,257,955.55 × 97,402,343.30
  4. Step 4: Simplify right side
    291,490,234.10x = 42,589,949,497,137,240
  5. Step 5: Solve for x
    x = 42,589,949,497,137,240/291,490,234.10
  6. Step 6: Final answer
    x = 146,111,068.28

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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.