Home / 358,704,159.80-539,064,009.30-314,362,297.40

Finding the Fourth Proportional to 358,704,159.80, 539,064,009.30 and 314,362,297.40

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Solution

The fourth proportional to 358,704,159.80, 539,064,009.30 and 314,362,297.40 is: 472,426,638.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,704,159.80 : 539,064,009.30 = 314,362,297.40 : x
  2. Step 2: Convert to fraction form
    358,704,159.80/539,064,009.30 = 314,362,297.40/x
  3. Step 3: Cross multiply
    358,704,159.80x = 539,064,009.30 × 314,362,297.40
  4. Step 4: Simplify right side
    358,704,159.80x = 169,461,400,409,202,944
  5. Step 5: Solve for x
    x = 169,461,400,409,202,944/358,704,159.80
  6. Step 6: Final answer
    x = 472,426,638.44

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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.