Home / 909,845,749,045.15-1,255,626,602,144.20-503,853,290,353.77

Finding the Fourth Proportional to 909,845,749,045.15, 1,255,626,602,144.20 and 503,853,290,353.77

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Solution

The fourth proportional to 909,845,749,045.15, 1,255,626,602,144.20 and 503,853,290,353.77 is: 695,339,397,485.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,845,749,045.15 : 1,255,626,602,144.20 = 503,853,290,353.77 : x
  2. Step 2: Convert to fraction form
    909,845,749,045.15/1,255,626,602,144.20 = 503,853,290,353.77/x
  3. Step 3: Cross multiply
    909,845,749,045.15x = 1,255,626,602,144.20 × 503,853,290,353.77
  4. Step 4: Simplify right side
    909,845,749,045.15x = 632,651,594,946,079,241,535,488
  5. Step 5: Solve for x
    x = 632,651,594,946,079,241,535,488/909,845,749,045.15
  6. Step 6: Final answer
    x = 695,339,397,485.81

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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.