Home / 1,030,216,260.48-1,422,068,241.47-612,527,549.32

Finding the Fourth Proportional to 1,030,216,260.48, 1,422,068,241.47 and 612,527,549.32

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Solution

The fourth proportional to 1,030,216,260.48, 1,422,068,241.47 and 612,527,549.32 is: 845,507,888.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,216,260.48 : 1,422,068,241.47 = 612,527,549.32 : x
  2. Step 2: Convert to fraction form
    1,030,216,260.48/1,422,068,241.47 = 612,527,549.32/x
  3. Step 3: Cross multiply
    1,030,216,260.48x = 1,422,068,241.47 × 612,527,549.32
  4. Step 4: Simplify right side
    1,030,216,260.48x = 871,055,974,913,421,184
  5. Step 5: Solve for x
    x = 871,055,974,913,421,184/1,030,216,260.48
  6. Step 6: Final answer
    x = 845,507,888.32

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Double scale
Find fourth proportional to 1,030,216,261.48, 1,422,068,242.85 and 612,527,550.32
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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.