Home / 345,341,357,511.68-476,539,091,342.76-191,013,715,476.61

Finding the Fourth Proportional to 345,341,357,511.68, 476,539,091,342.76 and 191,013,715,476.61

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Solution

The fourth proportional to 345,341,357,511.68, 476,539,091,342.76 and 191,013,715,476.61 is: 263,581,237,599.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,341,357,511.68 : 476,539,091,342.76 = 191,013,715,476.61 : x
  2. Step 2: Convert to fraction form
    345,341,357,511.68/476,539,091,342.76 = 191,013,715,476.61/x
  3. Step 3: Cross multiply
    345,341,357,511.68x = 476,539,091,342.76 × 191,013,715,476.61
  4. Step 4: Simplify right side
    345,341,357,511.68x = 91,025,502,407,228,215,263,232
  5. Step 5: Solve for x
    x = 91,025,502,407,228,215,263,232/345,341,357,511.68
  6. Step 6: Final answer
    x = 263,581,237,599.52

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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.