Home / 719,031,630.97-1,077,593,966.57-369,263,570.75

Finding the Fourth Proportional to 719,031,630.97, 1,077,593,966.57 and 369,263,570.75

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Solution

The fourth proportional to 719,031,630.97, 1,077,593,966.57 and 369,263,570.75 is: 553,405,690.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,031,630.97 : 1,077,593,966.57 = 369,263,570.75 : x
  2. Step 2: Convert to fraction form
    719,031,630.97/1,077,593,966.57 = 369,263,570.75/x
  3. Step 3: Cross multiply
    719,031,630.97x = 1,077,593,966.57 × 369,263,570.75
  4. Step 4: Simplify right side
    719,031,630.97x = 397,916,195,911,802,624
  5. Step 5: Solve for x
    x = 397,916,195,911,802,624/719,031,630.97
  6. Step 6: Final answer
    x = 553,405,690.06

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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.