Home / 14,785,781,012.34-20,411,413,714.97-9,905,752,359.10

Finding the Fourth Proportional to 14,785,781,012.34, 20,411,413,714.97 and 9,905,752,359.10

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Solution

The fourth proportional to 14,785,781,012.34, 20,411,413,714.97 and 9,905,752,359.10 is: 13,674,651,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785,781,012.34 : 20,411,413,714.97 = 9,905,752,359.10 : x
  2. Step 2: Convert to fraction form
    14,785,781,012.34/20,411,413,714.97 = 9,905,752,359.10/x
  3. Step 3: Cross multiply
    14,785,781,012.34x = 20,411,413,714.97 × 9,905,752,359.10
  4. Step 4: Simplify right side
    14,785,781,012.34x = 202,190,409,559,630,184,448
  5. Step 5: Solve for x
    x = 202,190,409,559,630,184,448/14,785,781,012.34
  6. Step 6: Final answer
    x = 13,674,651,977.52

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1.5x scale

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.