Home / 776,551,963.50-1,070,931,972.15-607,028,597.64

Finding the Fourth Proportional to 776,551,963.50, 1,070,931,972.15 and 607,028,597.64

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Solution

The fourth proportional to 776,551,963.50, 1,070,931,972.15 and 607,028,597.64 is: 837,144,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,551,963.50 : 1,070,931,972.15 = 607,028,597.64 : x
  2. Step 2: Convert to fraction form
    776,551,963.50/1,070,931,972.15 = 607,028,597.64/x
  3. Step 3: Cross multiply
    776,551,963.50x = 1,070,931,972.15 × 607,028,597.64
  4. Step 4: Simplify right side
    776,551,963.50x = 650,086,333,222,054,016
  5. Step 5: Solve for x
    x = 650,086,333,222,054,016/776,551,963.50
  6. Step 6: Final answer
    x = 837,144,664.85

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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.