Home / 850,737,970.71-1,174,039,158.78-474,390,885.11

Finding the Fourth Proportional to 850,737,970.71, 1,174,039,158.78 and 474,390,885.11

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Solution

The fourth proportional to 850,737,970.71, 1,174,039,158.78 and 474,390,885.11 is: 654,670,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,737,970.71 : 1,174,039,158.78 = 474,390,885.11 : x
  2. Step 2: Convert to fraction form
    850,737,970.71/1,174,039,158.78 = 474,390,885.11/x
  3. Step 3: Cross multiply
    850,737,970.71x = 1,174,039,158.78 × 474,390,885.11
  4. Step 4: Simplify right side
    850,737,970.71x = 556,953,475,681,573,824
  5. Step 5: Solve for x
    x = 556,953,475,681,573,824/850,737,970.71
  6. Step 6: Final answer
    x = 654,670,997.25

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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.