Home / 28,063,499,017.80-38,718,094,592.32-16,011,852,028.50

Finding the Fourth Proportional to 28,063,499,017.80, 38,718,094,592.32 and 16,011,852,028.50

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Solution

The fourth proportional to 28,063,499,017.80, 38,718,094,592.32 and 16,011,852,028.50 is: 22,090,916,070.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063,499,017.80 : 38,718,094,592.32 = 16,011,852,028.50 : x
  2. Step 2: Convert to fraction form
    28,063,499,017.80/38,718,094,592.32 = 16,011,852,028.50/x
  3. Step 3: Cross multiply
    28,063,499,017.80x = 38,718,094,592.32 × 16,011,852,028.50
  4. Step 4: Simplify right side
    28,063,499,017.80x = 619,948,401,437,693,837,312
  5. Step 5: Solve for x
    x = 619,948,401,437,693,837,312/28,063,499,017.80
  6. Step 6: Final answer
    x = 22,090,916,070.18

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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.