Home / 1,701,151,643.25-2,347,590,209.45-918,870,491.25

Finding the Fourth Proportional to 1,701,151,643.25, 2,347,590,209.45 and 918,870,491.25

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Solution

The fourth proportional to 1,701,151,643.25, 2,347,590,209.45 and 918,870,491.25 is: 1,268,041,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701,151,643.25 : 2,347,590,209.45 = 918,870,491.25 : x
  2. Step 2: Convert to fraction form
    1,701,151,643.25/2,347,590,209.45 = 918,870,491.25/x
  3. Step 3: Cross multiply
    1,701,151,643.25x = 2,347,590,209.45 × 918,870,491.25
  4. Step 4: Simplify right side
    1,701,151,643.25x = 2,157,131,369,006,417,664
  5. Step 5: Solve for x
    x = 2,157,131,369,006,417,664/1,701,151,643.25
  6. Step 6: Final answer
    x = 1,268,041,786.61

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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.