Home / 1,079,926,695.36-1,490,294,203.20-603,616,392.96

Finding the Fourth Proportional to 1,079,926,695.36, 1,490,294,203.20 and 603,616,392.96

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Solution

The fourth proportional to 1,079,926,695.36, 1,490,294,203.20 and 603,616,392.96 is: 832,988,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,926,695.36 : 1,490,294,203.20 = 603,616,392.96 : x
  2. Step 2: Convert to fraction form
    1,079,926,695.36/1,490,294,203.20 = 603,616,392.96/x
  3. Step 3: Cross multiply
    1,079,926,695.36x = 1,490,294,203.20 × 603,616,392.96
  4. Step 4: Simplify right side
    1,079,926,695.36x = 899,566,011,384,781,312
  5. Step 5: Solve for x
    x = 899,566,011,384,781,312/1,079,926,695.36
  6. Step 6: Final answer
    x = 832,988,030.81

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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.