Home / 14,486,688,005.70-21,730,032,008.55-12,162,165,071.70

Finding the Fourth Proportional to 14,486,688,005.70, 21,730,032,008.55 and 12,162,165,071.70

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Solution

The fourth proportional to 14,486,688,005.70, 21,730,032,008.55 and 12,162,165,071.70 is: 18,243,247,607.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,688,005.70 : 21,730,032,008.55 = 12,162,165,071.70 : x
  2. Step 2: Convert to fraction form
    14,486,688,005.70/21,730,032,008.55 = 12,162,165,071.70/x
  3. Step 3: Cross multiply
    14,486,688,005.70x = 21,730,032,008.55 × 12,162,165,071.70
  4. Step 4: Simplify right side
    14,486,688,005.70x = 264,284,236,301,309,804,544
  5. Step 5: Solve for x
    x = 264,284,236,301,309,804,544/14,486,688,005.70
  6. Step 6: Final answer
    x = 18,243,247,607.55

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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.