Home / 1,158,159,429.80-1,598,271,369.74-629,523,089.60

Finding the Fourth Proportional to 1,158,159,429.80, 1,598,271,369.74 and 629,523,089.60

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Solution

The fourth proportional to 1,158,159,429.80, 1,598,271,369.74 and 629,523,089.60 is: 868,748,036.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,159,429.80 : 1,598,271,369.74 = 629,523,089.60 : x
  2. Step 2: Convert to fraction form
    1,158,159,429.80/1,598,271,369.74 = 629,523,089.60/x
  3. Step 3: Cross multiply
    1,158,159,429.80x = 1,598,271,369.74 × 629,523,089.60
  4. Step 4: Simplify right side
    1,158,159,429.80x = 1,006,148,730,697,948,800
  5. Step 5: Solve for x
    x = 1,006,148,730,697,948,800/1,158,159,429.80
  6. Step 6: Final answer
    x = 868,748,036.59

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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.