Home / 662,075,295.57-913,692,251.40-368,719,863.57

Finding the Fourth Proportional to 662,075,295.57, 913,692,251.40 and 368,719,863.57

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Solution

The fourth proportional to 662,075,295.57, 913,692,251.40 and 368,719,863.57 is: 508,849,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,075,295.57 : 913,692,251.40 = 368,719,863.57 : x
  2. Step 2: Convert to fraction form
    662,075,295.57/913,692,251.40 = 368,719,863.57/x
  3. Step 3: Cross multiply
    662,075,295.57x = 913,692,251.40 × 368,719,863.57
  4. Step 4: Simplify right side
    662,075,295.57x = 336,896,482,281,174,144
  5. Step 5: Solve for x
    x = 336,896,482,281,174,144/662,075,295.57
  6. Step 6: Final answer
    x = 508,849,196.66

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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.