Home / 1,142,281,915.25-1,575,768,898.59-746,036,848.45

Finding the Fourth Proportional to 1,142,281,915.25, 1,575,768,898.59 and 746,036,848.45

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Solution

The fourth proportional to 1,142,281,915.25, 1,575,768,898.59 and 746,036,848.45 is: 1,029,151,952.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,281,915.25 : 1,575,768,898.59 = 746,036,848.45 : x
  2. Step 2: Convert to fraction form
    1,142,281,915.25/1,575,768,898.59 = 746,036,848.45/x
  3. Step 3: Cross multiply
    1,142,281,915.25x = 1,575,768,898.59 × 746,036,848.45
  4. Step 4: Simplify right side
    1,142,281,915.25x = 1,175,581,662,979,996,160
  5. Step 5: Solve for x
    x = 1,175,581,662,979,996,160/1,142,281,915.25
  6. Step 6: Final answer
    x = 1,029,151,952.14

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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.