Home / 71,095,242,139.65-106,626,544,250.90-42,386,782,296.89

Finding the Fourth Proportional to 71,095,242,139.65, 106,626,544,250.90 and 42,386,782,296.89

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Solution

The fourth proportional to 71,095,242,139.65, 106,626,544,250.90 and 42,386,782,296.89 is: 63,570,444,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,095,242,139.65 : 106,626,544,250.90 = 42,386,782,296.89 : x
  2. Step 2: Convert to fraction form
    71,095,242,139.65/106,626,544,250.90 = 42,386,782,296.89/x
  3. Step 3: Cross multiply
    71,095,242,139.65x = 106,626,544,250.90 × 42,386,782,296.89
  4. Step 4: Simplify right side
    71,095,242,139.65x = 4,519,556,118,232,606,179,328
  5. Step 5: Solve for x
    x = 4,519,556,118,232,606,179,328/71,095,242,139.65
  6. Step 6: Final answer
    x = 63,570,444,128.38

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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.