Home / 69,074,402,543.60-103,611,603,815.40-64,115,420,284.40

Finding the Fourth Proportional to 69,074,402,543.60, 103,611,603,815.40 and 64,115,420,284.40

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Solution

The fourth proportional to 69,074,402,543.60, 103,611,603,815.40 and 64,115,420,284.40 is: 96,173,130,426.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,074,402,543.60 : 103,611,603,815.40 = 64,115,420,284.40 : x
  2. Step 2: Convert to fraction form
    69,074,402,543.60/103,611,603,815.40 = 64,115,420,284.40/x
  3. Step 3: Cross multiply
    69,074,402,543.60x = 103,611,603,815.40 × 64,115,420,284.40
  4. Step 4: Simplify right side
    69,074,402,543.60x = 6,643,101,524,965,112,938,496
  5. Step 5: Solve for x
    x = 6,643,101,524,965,112,938,496/69,074,402,543.60
  6. Step 6: Final answer
    x = 96,173,130,426.60

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1.5x scale

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.