Home / 1,411,515,012.40-2,117,272,518.60-829,528,068.40

Finding the Fourth Proportional to 1,411,515,012.40, 2,117,272,518.60 and 829,528,068.40

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Solution

The fourth proportional to 1,411,515,012.40, 2,117,272,518.60 and 829,528,068.40 is: 1,244,292,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,515,012.40 : 2,117,272,518.60 = 829,528,068.40 : x
  2. Step 2: Convert to fraction form
    1,411,515,012.40/2,117,272,518.60 = 829,528,068.40/x
  3. Step 3: Cross multiply
    1,411,515,012.40x = 2,117,272,518.60 × 829,528,068.40
  4. Step 4: Simplify right side
    1,411,515,012.40x = 1,756,336,982,630,660,864
  5. Step 5: Solve for x
    x = 1,756,336,982,630,660,864/1,411,515,012.40
  6. Step 6: Final answer
    x = 1,244,292,102.60

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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.