Home / 835,440,640.77-1,152,656,668.02-500,791,059.76

Finding the Fourth Proportional to 835,440,640.77, 1,152,656,668.02 and 500,791,059.76

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Solution

The fourth proportional to 835,440,640.77, 1,152,656,668.02 and 500,791,059.76 is: 690,940,955.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,440,640.77 : 1,152,656,668.02 = 500,791,059.76 : x
  2. Step 2: Convert to fraction form
    835,440,640.77/1,152,656,668.02 = 500,791,059.76/x
  3. Step 3: Cross multiply
    835,440,640.77x = 1,152,656,668.02 × 500,791,059.76
  4. Step 4: Simplify right side
    835,440,640.77x = 577,240,154,317,166,336
  5. Step 5: Solve for x
    x = 577,240,154,317,166,336/835,440,640.77
  6. Step 6: Final answer
    x = 690,940,955.16

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Double scale
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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.