Home / 243,955,357,813.80-336,666,559,433.03-135,573,023,213.83

Finding the Fourth Proportional to 243,955,357,813.80, 336,666,559,433.03 and 135,573,023,213.83

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Solution

The fourth proportional to 243,955,357,813.80, 336,666,559,433.03 and 135,573,023,213.83 is: 187,095,309,922.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,955,357,813.80 : 336,666,559,433.03 = 135,573,023,213.83 : x
  2. Step 2: Convert to fraction form
    243,955,357,813.80/336,666,559,433.03 = 135,573,023,213.83/x
  3. Step 3: Cross multiply
    243,955,357,813.80x = 336,666,559,433.03 × 135,573,023,213.83
  4. Step 4: Simplify right side
    243,955,357,813.80x = 45,642,903,277,334,459,056,128
  5. Step 5: Solve for x
    x = 45,642,903,277,334,459,056,128/243,955,357,813.80
  6. Step 6: Final answer
    x = 187,095,309,922.12

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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.