Home / 72,048,651,501.16-107,920,939,658.10-57,806,509,292.20

Finding the Fourth Proportional to 72,048,651,501.16, 107,920,939,658.10 and 57,806,509,292.20

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Solution

The fourth proportional to 72,048,651,501.16, 107,920,939,658.10 and 57,806,509,292.20 is: 86,587,780,217.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,048,651,501.16 : 107,920,939,658.10 = 57,806,509,292.20 : x
  2. Step 2: Convert to fraction form
    72,048,651,501.16/107,920,939,658.10 = 57,806,509,292.20/x
  3. Step 3: Cross multiply
    72,048,651,501.16x = 107,920,939,658.10 × 57,806,509,292.20
  4. Step 4: Simplify right side
    72,048,651,501.16x = 6,238,532,801,168,912,941,056
  5. Step 5: Solve for x
    x = 6,238,532,801,168,912,941,056/72,048,651,501.16
  6. Step 6: Final answer
    x = 86,587,780,217.77

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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.