Home / 145,564,139,265.45-218,357,187,342.93-43,452,670,511.94

Finding the Fourth Proportional to 145,564,139,265.45, 218,357,187,342.93 and 43,452,670,511.94

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Solution

The fourth proportional to 145,564,139,265.45, 218,357,187,342.93 and 43,452,670,511.94 is: 65,182,282,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,564,139,265.45 : 218,357,187,342.93 = 43,452,670,511.94 : x
  2. Step 2: Convert to fraction form
    145,564,139,265.45/218,357,187,342.93 = 43,452,670,511.94/x
  3. Step 3: Cross multiply
    145,564,139,265.45x = 218,357,187,342.93 × 43,452,670,511.94
  4. Step 4: Simplify right side
    145,564,139,265.45x = 9,488,202,915,526,293,323,776
  5. Step 5: Solve for x
    x = 9,488,202,915,526,293,323,776/145,564,139,265.45
  6. Step 6: Final answer
    x = 65,182,282,967.54

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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.