Home / 454,019,547,913.28-681,029,977,319.18-185,408,528,106.51

Finding the Fourth Proportional to 454,019,547,913.28, 681,029,977,319.18 and 185,408,528,106.51

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Solution

The fourth proportional to 454,019,547,913.28, 681,029,977,319.18 and 185,408,528,106.51 is: 278,113,059,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,019,547,913.28 : 681,029,977,319.18 = 185,408,528,106.51 : x
  2. Step 2: Convert to fraction form
    454,019,547,913.28/681,029,977,319.18 = 185,408,528,106.51/x
  3. Step 3: Cross multiply
    454,019,547,913.28x = 681,029,977,319.18 × 185,408,528,106.51
  4. Step 4: Simplify right side
    454,019,547,913.28x = 126,268,765,691,159,062,249,472
  5. Step 5: Solve for x
    x = 126,268,765,691,159,062,249,472/454,019,547,913.28
  6. Step 6: Final answer
    x = 278,113,059,826.40

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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.