Home / 85,399,905,702.49-117,849,318,306.43-46,817,506,328.90

Finding the Fourth Proportional to 85,399,905,702.49, 117,849,318,306.43 and 46,817,506,328.90

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Solution

The fourth proportional to 85,399,905,702.49, 117,849,318,306.43 and 46,817,506,328.90 is: 64,606,759,928.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,399,905,702.49 : 117,849,318,306.43 = 46,817,506,328.90 : x
  2. Step 2: Convert to fraction form
    85,399,905,702.49/117,849,318,306.43 = 46,817,506,328.90/x
  3. Step 3: Cross multiply
    85,399,905,702.49x = 117,849,318,306.43 × 46,817,506,328.90
  4. Step 4: Simplify right side
    85,399,905,702.49x = 5,517,411,205,667,366,109,184
  5. Step 5: Solve for x
    x = 5,517,411,205,667,366,109,184/85,399,905,702.49
  6. Step 6: Final answer
    x = 64,606,759,928.85

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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.