Home / 758,816,289.18-1,046,762,542.89-461,549,451.42

Finding the Fourth Proportional to 758,816,289.18, 1,046,762,542.89 and 461,549,451.42

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Solution

The fourth proportional to 758,816,289.18, 1,046,762,542.89 and 461,549,451.42 is: 636,692,549.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,816,289.18 : 1,046,762,542.89 = 461,549,451.42 : x
  2. Step 2: Convert to fraction form
    758,816,289.18/1,046,762,542.89 = 461,549,451.42/x
  3. Step 3: Cross multiply
    758,816,289.18x = 1,046,762,542.89 × 461,549,451.42
  4. Step 4: Simplify right side
    758,816,289.18x = 483,132,677,437,883,712
  5. Step 5: Solve for x
    x = 483,132,677,437,883,712/758,816,289.18
  6. Step 6: Final answer
    x = 636,692,549.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.