Home / 145,564,131,478.88-218,357,175,670.35-43,452,662,730.23

Finding the Fourth Proportional to 145,564,131,478.88, 218,357,175,670.35 and 43,452,662,730.23

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Solution

The fourth proportional to 145,564,131,478.88, 218,357,175,670.35 and 43,452,662,730.23 is: 65,182,271,296.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,564,131,478.88 : 218,357,175,670.35 = 43,452,662,730.23 : x
  2. Step 2: Convert to fraction form
    145,564,131,478.88/218,357,175,670.35 = 43,452,662,730.23/x
  3. Step 3: Cross multiply
    145,564,131,478.88x = 218,357,175,670.35 × 43,452,662,730.23
  4. Step 4: Simplify right side
    145,564,131,478.88x = 9,488,200,709,129,740,746,752
  5. Step 5: Solve for x
    x = 9,488,200,709,129,740,746,752/145,564,131,478.88
  6. Step 6: Final answer
    x = 65,182,271,296.73

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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.