Home / 18,919,152,681.30-26,096,128,731.02-12,134,224,363.42

Finding the Fourth Proportional to 18,919,152,681.30, 26,096,128,731.02 and 12,134,224,363.42

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Solution

The fourth proportional to 18,919,152,681.30, 26,096,128,731.02 and 12,134,224,363.42 is: 16,737,339,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,919,152,681.30 : 26,096,128,731.02 = 12,134,224,363.42 : x
  2. Step 2: Convert to fraction form
    18,919,152,681.30/26,096,128,731.02 = 12,134,224,363.42/x
  3. Step 3: Cross multiply
    18,919,152,681.30x = 26,096,128,731.02 × 12,134,224,363.42
  4. Step 4: Simplify right side
    18,919,152,681.30x = 316,656,281,038,887,518,208
  5. Step 5: Solve for x
    x = 316,656,281,038,887,518,208/18,919,152,681.30
  6. Step 6: Final answer
    x = 16,737,339,476.72

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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.