Home / 385,212,567.02-577,478,724.54-294,740,051.18

Finding the Fourth Proportional to 385,212,567.02, 577,478,724.54 and 294,740,051.18

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Solution

The fourth proportional to 385,212,567.02, 577,478,724.54 and 294,740,051.18 is: 441,849,834.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,212,567.02 : 577,478,724.54 = 294,740,051.18 : x
  2. Step 2: Convert to fraction form
    385,212,567.02/577,478,724.54 = 294,740,051.18/x
  3. Step 3: Cross multiply
    385,212,567.02x = 577,478,724.54 × 294,740,051.18
  4. Step 4: Simplify right side
    385,212,567.02x = 170,206,108,826,280,704
  5. Step 5: Solve for x
    x = 170,206,108,826,280,704/385,212,567.02
  6. Step 6: Final answer
    x = 441,849,834.09

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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.