Home / 7,257,657,412.40-10,878,833,368.20-2,834,367,681.20

Finding the Fourth Proportional to 7,257,657,412.40, 10,878,833,368.20 and 2,834,367,681.20

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Solution

The fourth proportional to 7,257,657,412.40, 10,878,833,368.20 and 2,834,367,681.20 is: 4,248,562,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257,657,412.40 : 10,878,833,368.20 = 2,834,367,681.20 : x
  2. Step 2: Convert to fraction form
    7,257,657,412.40/10,878,833,368.20 = 2,834,367,681.20/x
  3. Step 3: Cross multiply
    7,257,657,412.40x = 10,878,833,368.20 × 2,834,367,681.20
  4. Step 4: Simplify right side
    7,257,657,412.40x = 30,834,613,707,986,219,008
  5. Step 5: Solve for x
    x = 30,834,613,707,986,219,008/7,257,657,412.40
  6. Step 6: Final answer
    x = 4,248,562,856.56

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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.