Home / 313,976,831,109.12-433,285,822,779.84-171,406,091,157.12

Finding the Fourth Proportional to 313,976,831,109.12, 433,285,822,779.84 and 171,406,091,157.12

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Solution

The fourth proportional to 313,976,831,109.12, 433,285,822,779.84 and 171,406,091,157.12 is: 236,539,202,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,976,831,109.12 : 433,285,822,779.84 = 171,406,091,157.12 : x
  2. Step 2: Convert to fraction form
    313,976,831,109.12/433,285,822,779.84 = 171,406,091,157.12/x
  3. Step 3: Cross multiply
    313,976,831,109.12x = 433,285,822,779.84 × 171,406,091,157.12
  4. Step 4: Simplify right side
    313,976,831,109.12x = 74,267,829,236,488,996,913,152
  5. Step 5: Solve for x
    x = 74,267,829,236,488,996,913,152/313,976,831,109.12
  6. Step 6: Final answer
    x = 236,539,202,507.84

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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.