Home / 536,868,623.02-740,867,085.96-310,817,140.07

Finding the Fourth Proportional to 536,868,623.02, 740,867,085.96 and 310,817,140.07

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Solution

The fourth proportional to 536,868,623.02, 740,867,085.96 and 310,817,140.07 is: 428,920,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,868,623.02 : 740,867,085.96 = 310,817,140.07 : x
  2. Step 2: Convert to fraction form
    536,868,623.02/740,867,085.96 = 310,817,140.07/x
  3. Step 3: Cross multiply
    536,868,623.02x = 740,867,085.96 × 310,817,140.07
  4. Step 4: Simplify right side
    536,868,623.02x = 230,274,188,828,167,360
  5. Step 5: Solve for x
    x = 230,274,188,828,167,360/536,868,623.02
  6. Step 6: Final answer
    x = 428,920,929.55

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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.