Home / 434,592,643.40-651,888,965.10-111,476,515.40

Finding the Fourth Proportional to 434,592,643.40, 651,888,965.10 and 111,476,515.40

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Solution

The fourth proportional to 434,592,643.40, 651,888,965.10 and 111,476,515.40 is: 167,214,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,592,643.40 : 651,888,965.10 = 111,476,515.40 : x
  2. Step 2: Convert to fraction form
    434,592,643.40/651,888,965.10 = 111,476,515.40/x
  3. Step 3: Cross multiply
    434,592,643.40x = 651,888,965.10 × 111,476,515.40
  4. Step 4: Simplify right side
    434,592,643.40x = 72,670,310,257,060,224
  5. Step 5: Solve for x
    x = 72,670,310,257,060,224/434,592,643.40
  6. Step 6: Final answer
    x = 167,214,773.10

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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.