Home / 14,970,069,667.71-20,658,859,400.12-8,287,177,835.07

Finding the Fourth Proportional to 14,970,069,667.71, 20,658,859,400.12 and 8,287,177,835.07

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Solution

The fourth proportional to 14,970,069,667.71, 20,658,859,400.12 and 8,287,177,835.07 is: 11,436,395,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970,069,667.71 : 20,658,859,400.12 = 8,287,177,835.07 : x
  2. Step 2: Convert to fraction form
    14,970,069,667.71/20,658,859,400.12 = 8,287,177,835.07/x
  3. Step 3: Cross multiply
    14,970,069,667.71x = 20,658,859,400.12 × 8,287,177,835.07
  4. Step 4: Simplify right side
    14,970,069,667.71x = 171,203,641,718,460,547,072
  5. Step 5: Solve for x
    x = 171,203,641,718,460,547,072/14,970,069,667.71
  6. Step 6: Final answer
    x = 11,436,395,789.64

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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.