Home / 1,248,700,360.47-1,872,437,628.63-617,703,367.71

Finding the Fourth Proportional to 1,248,700,360.47, 1,872,437,628.63 and 617,703,367.71

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Solution

The fourth proportional to 1,248,700,360.47, 1,872,437,628.63 and 617,703,367.71 is: 926,251,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,700,360.47 : 1,872,437,628.63 = 617,703,367.71 : x
  2. Step 2: Convert to fraction form
    1,248,700,360.47/1,872,437,628.63 = 617,703,367.71/x
  3. Step 3: Cross multiply
    1,248,700,360.47x = 1,872,437,628.63 × 617,703,367.71
  4. Step 4: Simplify right side
    1,248,700,360.47x = 1,156,611,029,031,677,440
  5. Step 5: Solve for x
    x = 1,156,611,029,031,677,440/1,248,700,360.47
  6. Step 6: Final answer
    x = 926,251,858.05

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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.