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Finding the Fourth Proportional to 2,913,105,798.30, 4,369,658,697.45 and 2,913,105,798.30

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Solution

The fourth proportional to 2,913,105,798.30, 4,369,658,697.45 and 2,913,105,798.30 is: 4,369,658,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,105,798.30 : 4,369,658,697.45 = 2,913,105,798.30 : x
  2. Step 2: Convert to fraction form
    2,913,105,798.30/4,369,658,697.45 = 2,913,105,798.30/x
  3. Step 3: Cross multiply
    2,913,105,798.30x = 4,369,658,697.45 × 2,913,105,798.30
  4. Step 4: Simplify right side
    2,913,105,798.30x = 12,729,278,088,133,619,712
  5. Step 5: Solve for x
    x = 12,729,278,088,133,619,712/2,913,105,798.30
  6. Step 6: Final answer
    x = 4,369,658,697.45

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Double scale
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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.