Home / 1,264,336,818.96-1,744,831,525.36-692,159,980.48

Finding the Fourth Proportional to 1,264,336,818.96, 1,744,831,525.36 and 692,159,980.48

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Solution

The fourth proportional to 1,264,336,818.96, 1,744,831,525.36 and 692,159,980.48 is: 955,206,347.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,336,818.96 : 1,744,831,525.36 = 692,159,980.48 : x
  2. Step 2: Convert to fraction form
    1,264,336,818.96/1,744,831,525.36 = 692,159,980.48/x
  3. Step 3: Cross multiply
    1,264,336,818.96x = 1,744,831,525.36 × 692,159,980.48
  4. Step 4: Simplify right side
    1,264,336,818.96x = 1,207,702,554,534,066,176
  5. Step 5: Solve for x
    x = 1,207,702,554,534,066,176/1,264,336,818.96
  6. Step 6: Final answer
    x = 955,206,347.25

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Double scale
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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.