Home / 1,415,573,627.40-2,123,360,441.10-864,575,598.60

Finding the Fourth Proportional to 1,415,573,627.40, 2,123,360,441.10 and 864,575,598.60

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Solution

The fourth proportional to 1,415,573,627.40, 2,123,360,441.10 and 864,575,598.60 is: 1,296,863,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,573,627.40 : 2,123,360,441.10 = 864,575,598.60 : x
  2. Step 2: Convert to fraction form
    1,415,573,627.40/2,123,360,441.10 = 864,575,598.60/x
  3. Step 3: Cross multiply
    1,415,573,627.40x = 2,123,360,441.10 × 864,575,598.60
  4. Step 4: Simplify right side
    1,415,573,627.40x = 1,835,805,624,407,592,448
  5. Step 5: Solve for x
    x = 1,835,805,624,407,592,448/1,415,573,627.40
  6. Step 6: Final answer
    x = 1,296,863,397.90

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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.