Home / 975,455,783.90-1,346,130,314.81-529,419,154.02

Finding the Fourth Proportional to 975,455,783.90, 1,346,130,314.81 and 529,419,154.02

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Solution

The fourth proportional to 975,455,783.90, 1,346,130,314.81 and 529,419,154.02 is: 730,599,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,455,783.90 : 1,346,130,314.81 = 529,419,154.02 : x
  2. Step 2: Convert to fraction form
    975,455,783.90/1,346,130,314.81 = 529,419,154.02/x
  3. Step 3: Cross multiply
    975,455,783.90x = 1,346,130,314.81 × 529,419,154.02
  4. Step 4: Simplify right side
    975,455,783.90x = 712,667,172,469,215,616
  5. Step 5: Solve for x
    x = 712,667,172,469,215,616/975,455,783.90
  6. Step 6: Final answer
    x = 730,599,156.04

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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.