Home / 14,486,688,011.10-21,730,032,016.65-13,915,282,647.90

Finding the Fourth Proportional to 14,486,688,011.10, 21,730,032,016.65 and 13,915,282,647.90

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Solution

The fourth proportional to 14,486,688,011.10, 21,730,032,016.65 and 13,915,282,647.90 is: 20,872,923,971.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,688,011.10 : 21,730,032,016.65 = 13,915,282,647.90 : x
  2. Step 2: Convert to fraction form
    14,486,688,011.10/21,730,032,016.65 = 13,915,282,647.90/x
  3. Step 3: Cross multiply
    14,486,688,011.10x = 21,730,032,016.65 × 13,915,282,647.90
  4. Step 4: Simplify right side
    14,486,688,011.10x = 302,379,537,459,601,211,392
  5. Step 5: Solve for x
    x = 302,379,537,459,601,211,392/14,486,688,011.10
  6. Step 6: Final answer
    x = 20,872,923,971.85

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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.