Home / 5,273,574,364.02-7,274,222,335.43-3,128,662,461.57

Finding the Fourth Proportional to 5,273,574,364.02, 7,274,222,335.43 and 3,128,662,461.57

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Solution

The fourth proportional to 5,273,574,364.02, 7,274,222,335.43 and 3,128,662,461.57 is: 4,315,590,297.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273,574,364.02 : 7,274,222,335.43 = 3,128,662,461.57 : x
  2. Step 2: Convert to fraction form
    5,273,574,364.02/7,274,222,335.43 = 3,128,662,461.57/x
  3. Step 3: Cross multiply
    5,273,574,364.02x = 7,274,222,335.43 × 3,128,662,461.57
  4. Step 4: Simplify right side
    5,273,574,364.02x = 22,758,586,357,921,886,208
  5. Step 5: Solve for x
    x = 22,758,586,357,921,886,208/5,273,574,364.02
  6. Step 6: Final answer
    x = 4,315,590,297.39

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1.5x scale

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.