Home / 21,353,841,695.40-32,030,762,543.10-19,902,653,471.40

Finding the Fourth Proportional to 21,353,841,695.40, 32,030,762,543.10 and 19,902,653,471.40

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Solution

The fourth proportional to 21,353,841,695.40, 32,030,762,543.10 and 19,902,653,471.40 is: 29,853,980,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,353,841,695.40 : 32,030,762,543.10 = 19,902,653,471.40 : x
  2. Step 2: Convert to fraction form
    21,353,841,695.40/32,030,762,543.10 = 19,902,653,471.40/x
  3. Step 3: Cross multiply
    21,353,841,695.40x = 32,030,762,543.10 × 19,902,653,471.40
  4. Step 4: Simplify right side
    21,353,841,695.40x = 637,497,167,320,018,321,408
  5. Step 5: Solve for x
    x = 637,497,167,320,018,321,408/21,353,841,695.40
  6. Step 6: Final answer
    x = 29,853,980,207.10

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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.