Home / 1,127,447,994.50-1,555,875,050.73-625,732,530.02

Finding the Fourth Proportional to 1,127,447,994.50, 1,555,875,050.73 and 625,732,530.02

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Solution

The fourth proportional to 1,127,447,994.50, 1,555,875,050.73 and 625,732,530.02 is: 863,509,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,447,994.50 : 1,555,875,050.73 = 625,732,530.02 : x
  2. Step 2: Convert to fraction form
    1,127,447,994.50/1,555,875,050.73 = 625,732,530.02/x
  3. Step 3: Cross multiply
    1,127,447,994.50x = 1,555,875,050.73 × 625,732,530.02
  4. Step 4: Simplify right side
    1,127,447,994.50x = 973,561,631,888,278,784
  5. Step 5: Solve for x
    x = 973,561,631,888,278,784/1,127,447,994.50
  6. Step 6: Final answer
    x = 863,509,125.60

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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.