Home / 570,180,928,677.56-786,917,137,300.28-338,695,362,518.72

Finding the Fourth Proportional to 570,180,928,677.56, 786,917,137,300.28 and 338,695,362,518.72

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Solution

The fourth proportional to 570,180,928,677.56, 786,917,137,300.28 and 338,695,362,518.72 is: 467,439,669,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,180,928,677.56 : 786,917,137,300.28 = 338,695,362,518.72 : x
  2. Step 2: Convert to fraction form
    570,180,928,677.56/786,917,137,300.28 = 338,695,362,518.72/x
  3. Step 3: Cross multiply
    570,180,928,677.56x = 786,917,137,300.28 × 338,695,362,518.72
  4. Step 4: Simplify right side
    570,180,928,677.56x = 266,525,185,090,111,672,418,304
  5. Step 5: Solve for x
    x = 266,525,185,090,111,672,418,304/570,180,928,677.56
  6. Step 6: Final answer
    x = 467,439,669,910.17

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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.