Home / 806,796,422.40-1,210,194,633.60-692,005,166.40

Finding the Fourth Proportional to 806,796,422.40, 1,210,194,633.60 and 692,005,166.40

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Solution

The fourth proportional to 806,796,422.40, 1,210,194,633.60 and 692,005,166.40 is: 1,038,007,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,796,422.40 : 1,210,194,633.60 = 692,005,166.40 : x
  2. Step 2: Convert to fraction form
    806,796,422.40/1,210,194,633.60 = 692,005,166.40/x
  3. Step 3: Cross multiply
    806,796,422.40x = 1,210,194,633.60 × 692,005,166.40
  4. Step 4: Simplify right side
    806,796,422.40x = 837,460,938,800,754,944
  5. Step 5: Solve for x
    x = 837,460,938,800,754,944/806,796,422.40
  6. Step 6: Final answer
    x = 1,038,007,749.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.