Home / 1,251,031,605.20-1,877,219,254.20-524,093,800.40

Finding the Fourth Proportional to 1,251,031,605.20, 1,877,219,254.20 and 524,093,800.40

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Solution

The fourth proportional to 1,251,031,605.20, 1,877,219,254.20 and 524,093,800.40 is: 786,422,156.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,031,605.20 : 1,877,219,254.20 = 524,093,800.40 : x
  2. Step 2: Convert to fraction form
    1,251,031,605.20/1,877,219,254.20 = 524,093,800.40/x
  3. Step 3: Cross multiply
    1,251,031,605.20x = 1,877,219,254.20 × 524,093,800.40
  4. Step 4: Simplify right side
    1,251,031,605.20x = 983,838,973,117,731,584
  5. Step 5: Solve for x
    x = 983,838,973,117,731,584/1,251,031,605.20
  6. Step 6: Final answer
    x = 786,422,156.75

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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.