Home / 1,048,323,398,555.40-1,571,094,996,980.60-538,361,564,421.75

Finding the Fourth Proportional to 1,048,323,398,555.40, 1,571,094,996,980.60 and 538,361,564,421.75

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Solution

The fourth proportional to 1,048,323,398,555.40, 1,571,094,996,980.60 and 538,361,564,421.75 is: 806,828,466,859.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,323,398,555.40 : 1,571,094,996,980.60 = 538,361,564,421.75 : x
  2. Step 2: Convert to fraction form
    1,048,323,398,555.40/1,571,094,996,980.60 = 538,361,564,421.75/x
  3. Step 3: Cross multiply
    1,048,323,398,555.40x = 1,571,094,996,980.60 × 538,361,564,421.75
  4. Step 4: Simplify right side
    1,048,323,398,555.40x = 845,817,160,429,660,469,723,136
  5. Step 5: Solve for x
    x = 845,817,160,429,660,469,723,136/1,048,323,398,555.40
  6. Step 6: Final answer
    x = 806,828,466,859.75

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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.