Home / 56,803,808,718.40-85,205,713,077.60-25,784,660,430.40

Finding the Fourth Proportional to 56,803,808,718.40, 85,205,713,077.60 and 25,784,660,430.40

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Solution

The fourth proportional to 56,803,808,718.40, 85,205,713,077.60 and 25,784,660,430.40 is: 38,676,990,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,803,808,718.40 : 85,205,713,077.60 = 25,784,660,430.40 : x
  2. Step 2: Convert to fraction form
    56,803,808,718.40/85,205,713,077.60 = 25,784,660,430.40/x
  3. Step 3: Cross multiply
    56,803,808,718.40x = 85,205,713,077.60 × 25,784,660,430.40
  4. Step 4: Simplify right side
    56,803,808,718.40x = 2,197,000,378,436,008,804,352
  5. Step 5: Solve for x
    x = 2,197,000,378,436,008,804,352/56,803,808,718.40
  6. Step 6: Final answer
    x = 38,676,990,645.60

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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.