Home / 1,174,272,830.20-1,762,769,267.70-630,077,246.20

Finding the Fourth Proportional to 1,174,272,830.20, 1,762,769,267.70 and 630,077,246.20

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Solution

The fourth proportional to 1,174,272,830.20, 1,762,769,267.70 and 630,077,246.20 is: 945,845,613.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,272,830.20 : 1,762,769,267.70 = 630,077,246.20 : x
  2. Step 2: Convert to fraction form
    1,174,272,830.20/1,762,769,267.70 = 630,077,246.20/x
  3. Step 3: Cross multiply
    1,174,272,830.20x = 1,762,769,267.70 × 630,077,246.20
  4. Step 4: Simplify right side
    1,174,272,830.20x = 1,110,680,805,878,406,784
  5. Step 5: Solve for x
    x = 1,110,680,805,878,406,784/1,174,272,830.20
  6. Step 6: Final answer
    x = 945,845,613.82

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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.