Home / 909,845,749,041.90-1,255,626,602,139.70-503,853,290,350.52

Finding the Fourth Proportional to 909,845,749,041.90, 1,255,626,602,139.70 and 503,853,290,350.52

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Solution

The fourth proportional to 909,845,749,041.90, 1,255,626,602,139.70 and 503,853,290,350.52 is: 695,339,397,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,845,749,041.90 : 1,255,626,602,139.70 = 503,853,290,350.52 : x
  2. Step 2: Convert to fraction form
    909,845,749,041.90/1,255,626,602,139.70 = 503,853,290,350.52/x
  3. Step 3: Cross multiply
    909,845,749,041.90x = 1,255,626,602,139.70 × 503,853,290,350.52
  4. Step 4: Simplify right side
    909,845,749,041.90x = 632,651,594,939,731,145,654,272
  5. Step 5: Solve for x
    x = 632,651,594,939,731,145,654,272/909,845,749,041.90
  6. Step 6: Final answer
    x = 695,339,397,481.32

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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.