Home / 14,128,108,614.78-21,196,298,281.58-4,555,721,726.16

Finding the Fourth Proportional to 14,128,108,614.78, 21,196,298,281.58 and 4,555,721,726.16

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Solution

The fourth proportional to 14,128,108,614.78, 21,196,298,281.58 and 4,555,721,726.16 is: 6,834,916,068.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,108,614.78 : 21,196,298,281.58 = 4,555,721,726.16 : x
  2. Step 2: Convert to fraction form
    14,128,108,614.78/21,196,298,281.58 = 4,555,721,726.16/x
  3. Step 3: Cross multiply
    14,128,108,614.78x = 21,196,298,281.58 × 4,555,721,726.16
  4. Step 4: Simplify right side
    14,128,108,614.78x = 96,564,436,595,539,099,648
  5. Step 5: Solve for x
    x = 96,564,436,595,539,099,648/14,128,108,614.78
  6. Step 6: Final answer
    x = 6,834,916,068.99

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1.5x scale

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.