Home / 908,828,033.86-1,254,238,891.59-501,456,750.90

Finding the Fourth Proportional to 908,828,033.86, 1,254,238,891.59 and 501,456,750.90

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Solution

The fourth proportional to 908,828,033.86, 1,254,238,891.59 and 501,456,750.90 is: 692,041,327.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,828,033.86 : 1,254,238,891.59 = 501,456,750.90 : x
  2. Step 2: Convert to fraction form
    908,828,033.86/1,254,238,891.59 = 501,456,750.90/x
  3. Step 3: Cross multiply
    908,828,033.86x = 1,254,238,891.59 × 501,456,750.90
  4. Step 4: Simplify right side
    908,828,033.86x = 628,946,559,429,138,688
  5. Step 5: Solve for x
    x = 628,946,559,429,138,688/908,828,033.86
  6. Step 6: Final answer
    x = 692,041,327.95

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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.