Home / 1,370,849,056.08-2,056,173,008.58-437,921,412.83

Finding the Fourth Proportional to 1,370,849,056.08, 2,056,173,008.58 and 437,921,412.83

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Solution

The fourth proportional to 1,370,849,056.08, 2,056,173,008.58 and 437,921,412.83 is: 656,849,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,849,056.08 : 2,056,173,008.58 = 437,921,412.83 : x
  2. Step 2: Convert to fraction form
    1,370,849,056.08/2,056,173,008.58 = 437,921,412.83/x
  3. Step 3: Cross multiply
    1,370,849,056.08x = 2,056,173,008.58 × 437,921,412.83
  4. Step 4: Simplify right side
    1,370,849,056.08x = 900,442,188,929,984,384
  5. Step 5: Solve for x
    x = 900,442,188,929,984,384/1,370,849,056.08
  6. Step 6: Final answer
    x = 656,849,990.11

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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.