Home / 734,640,747.95-1,013,804,232.48-404,615,886.95

Finding the Fourth Proportional to 734,640,747.95, 1,013,804,232.48 and 404,615,886.95

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Solution

The fourth proportional to 734,640,747.95, 1,013,804,232.48 and 404,615,886.95 is: 558,369,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,640,747.95 : 1,013,804,232.48 = 404,615,886.95 : x
  2. Step 2: Convert to fraction form
    734,640,747.95/1,013,804,232.48 = 404,615,886.95/x
  3. Step 3: Cross multiply
    734,640,747.95x = 1,013,804,232.48 × 404,615,886.95
  4. Step 4: Simplify right side
    734,640,747.95x = 410,201,298,713,490,176
  5. Step 5: Solve for x
    x = 410,201,298,713,490,176/734,640,747.95
  6. Step 6: Final answer
    x = 558,369,924.16

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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.