Home / 205,020,005,159.80-282,927,508,714.44-122,620,763,276.02

Finding the Fourth Proportional to 205,020,005,159.80, 282,927,508,714.44 and 122,620,763,276.02

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Solution

The fourth proportional to 205,020,005,159.80, 282,927,508,714.44 and 122,620,763,276.02 is: 169,216,594,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,020,005,159.80 : 282,927,508,714.44 = 122,620,763,276.02 : x
  2. Step 2: Convert to fraction form
    205,020,005,159.80/282,927,508,714.44 = 122,620,763,276.02/x
  3. Step 3: Cross multiply
    205,020,005,159.80x = 282,927,508,714.44 × 122,620,763,276.02
  4. Step 4: Simplify right side
    205,020,005,159.80x = 34,692,787,070,347,436,359,680
  5. Step 5: Solve for x
    x = 34,692,787,070,347,436,359,680/205,020,005,159.80
  6. Step 6: Final answer
    x = 169,216,594,465.05

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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.