Home / 1,267,889,192.28-1,749,689,143.68-703,374,088.50

Finding the Fourth Proportional to 1,267,889,192.28, 1,749,689,143.68 and 703,374,088.50

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Solution

The fourth proportional to 1,267,889,192.28, 1,749,689,143.68 and 703,374,088.50 is: 970,657,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,889,192.28 : 1,749,689,143.68 = 703,374,088.50 : x
  2. Step 2: Convert to fraction form
    1,267,889,192.28/1,749,689,143.68 = 703,374,088.50/x
  3. Step 3: Cross multiply
    1,267,889,192.28x = 1,749,689,143.68 × 703,374,088.50
  4. Step 4: Simplify right side
    1,267,889,192.28x = 1,230,686,006,594,265,600
  5. Step 5: Solve for x
    x = 1,230,686,006,594,265,600/1,267,889,192.28
  6. Step 6: Final answer
    x = 970,657,384.01

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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.