Home / 953,117,243,329.20-1,315,254,258,718.40-541,531,356,155.32

Finding the Fourth Proportional to 953,117,243,329.20, 1,315,254,258,718.40 and 541,531,356,155.32

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Solution

The fourth proportional to 953,117,243,329.20, 1,315,254,258,718.40 and 541,531,356,155.32 is: 747,286,262,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,117,243,329.20 : 1,315,254,258,718.40 = 541,531,356,155.32 : x
  2. Step 2: Convert to fraction form
    953,117,243,329.20/1,315,254,258,718.40 = 541,531,356,155.32/x
  3. Step 3: Cross multiply
    953,117,243,329.20x = 1,315,254,258,718.40 × 541,531,356,155.32
  4. Step 4: Simplify right side
    953,117,243,329.20x = 712,251,422,412,835,288,776,704
  5. Step 5: Solve for x
    x = 712,251,422,412,835,288,776,704/953,117,243,329.20
  6. Step 6: Final answer
    x = 747,286,262,417.17

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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.