Home / 61,159,523,967.40-91,739,285,951.10-19,249,236,401.80

Finding the Fourth Proportional to 61,159,523,967.40, 91,739,285,951.10 and 19,249,236,401.80

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Solution

The fourth proportional to 61,159,523,967.40, 91,739,285,951.10 and 19,249,236,401.80 is: 28,873,854,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,159,523,967.40 : 91,739,285,951.10 = 19,249,236,401.80 : x
  2. Step 2: Convert to fraction form
    61,159,523,967.40/91,739,285,951.10 = 19,249,236,401.80/x
  3. Step 3: Cross multiply
    61,159,523,967.40x = 91,739,285,951.10 × 19,249,236,401.80
  4. Step 4: Simplify right side
    61,159,523,967.40x = 1,765,911,202,605,053,509,632
  5. Step 5: Solve for x
    x = 1,765,911,202,605,053,509,632/61,159,523,967.40
  6. Step 6: Final answer
    x = 28,873,854,602.70

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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.