Home / 28,730,278,967.01-39,648,989,482.38-16,522,993,615.74

Finding the Fourth Proportional to 28,730,278,967.01, 39,648,989,482.38 and 16,522,993,615.74

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Solution

The fourth proportional to 28,730,278,967.01, 39,648,989,482.38 and 16,522,993,615.74 is: 22,802,423,911.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,730,278,967.01 : 39,648,989,482.38 = 16,522,993,615.74 : x
  2. Step 2: Convert to fraction form
    28,730,278,967.01/39,648,989,482.38 = 16,522,993,615.74/x
  3. Step 3: Cross multiply
    28,730,278,967.01x = 39,648,989,482.38 × 16,522,993,615.74
  4. Step 4: Simplify right side
    28,730,278,967.01x = 655,120,000,087,907,106,816
  5. Step 5: Solve for x
    x = 655,120,000,087,907,106,816/28,730,278,967.01
  6. Step 6: Final answer
    x = 22,802,423,911.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.