Home / 454,019,547,963.76-681,029,977,394.65-185,408,528,156.67

Finding the Fourth Proportional to 454,019,547,963.76, 681,029,977,394.65 and 185,408,528,156.67

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Solution

The fourth proportional to 454,019,547,963.76, 681,029,977,394.65 and 185,408,528,156.67 is: 278,113,059,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,019,547,963.76 : 681,029,977,394.65 = 185,408,528,156.67 : x
  2. Step 2: Convert to fraction form
    454,019,547,963.76/681,029,977,394.65 = 185,408,528,156.67/x
  3. Step 3: Cross multiply
    454,019,547,963.76x = 681,029,977,394.65 × 185,408,528,156.67
  4. Step 4: Simplify right side
    454,019,547,963.76x = 126,268,765,739,312,306,192,384
  5. Step 5: Solve for x
    x = 126,268,765,739,312,306,192,384/454,019,547,963.76
  6. Step 6: Final answer
    x = 278,113,059,901.53

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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.