Home / 828,927,795.01-1,144,020,668.76-471,782,411.15

Finding the Fourth Proportional to 828,927,795.01, 1,144,020,668.76 and 471,782,411.15

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Solution

The fourth proportional to 828,927,795.01, 1,144,020,668.76 and 471,782,411.15 is: 651,116,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,927,795.01 : 1,144,020,668.76 = 471,782,411.15 : x
  2. Step 2: Convert to fraction form
    828,927,795.01/1,144,020,668.76 = 471,782,411.15/x
  3. Step 3: Cross multiply
    828,927,795.01x = 1,144,020,668.76 × 471,782,411.15
  4. Step 4: Simplify right side
    828,927,795.01x = 539,728,829,507,308,160
  5. Step 5: Solve for x
    x = 539,728,829,507,308,160/828,927,795.01
  6. Step 6: Final answer
    x = 651,116,819.53

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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.