Home / 21,961,445,589.80-30,304,677,217.65-12,316,567,114.02

Finding the Fourth Proportional to 21,961,445,589.80, 30,304,677,217.65 and 12,316,567,114.02

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Solution

The fourth proportional to 21,961,445,589.80, 30,304,677,217.65 and 12,316,567,114.02 is: 16,995,674,956.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,961,445,589.80 : 30,304,677,217.65 = 12,316,567,114.02 : x
  2. Step 2: Convert to fraction form
    21,961,445,589.80/30,304,677,217.65 = 12,316,567,114.02/x
  3. Step 3: Cross multiply
    21,961,445,589.80x = 30,304,677,217.65 × 12,316,567,114.02
  4. Step 4: Simplify right side
    21,961,445,589.80x = 373,249,590,820,020,355,072
  5. Step 5: Solve for x
    x = 373,249,590,820,020,355,072/21,961,445,589.80
  6. Step 6: Final answer
    x = 16,995,674,956.54

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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.