Home / 19,134,021,002.40-28,701,031,503.60-17,909,580,938.40

Finding the Fourth Proportional to 19,134,021,002.40, 28,701,031,503.60 and 17,909,580,938.40

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Solution

The fourth proportional to 19,134,021,002.40, 28,701,031,503.60 and 17,909,580,938.40 is: 26,864,371,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134,021,002.40 : 28,701,031,503.60 = 17,909,580,938.40 : x
  2. Step 2: Convert to fraction form
    19,134,021,002.40/28,701,031,503.60 = 17,909,580,938.40/x
  3. Step 3: Cross multiply
    19,134,021,002.40x = 28,701,031,503.60 × 17,909,580,938.40
  4. Step 4: Simplify right side
    19,134,021,002.40x = 514,023,446,729,292,447,744
  5. Step 5: Solve for x
    x = 514,023,446,729,292,447,744/19,134,021,002.40
  6. Step 6: Final answer
    x = 26,864,371,407.60

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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.