Home / 539,009,938.60-808,514,907.90-216,125,535.40

Finding the Fourth Proportional to 539,009,938.60, 808,514,907.90 and 216,125,535.40

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Solution

The fourth proportional to 539,009,938.60, 808,514,907.90 and 216,125,535.40 is: 324,188,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,009,938.60 : 808,514,907.90 = 216,125,535.40 : x
  2. Step 2: Convert to fraction form
    539,009,938.60/808,514,907.90 = 216,125,535.40/x
  3. Step 3: Cross multiply
    539,009,938.60x = 808,514,907.90 × 216,125,535.40
  4. Step 4: Simplify right side
    539,009,938.60x = 174,740,717,348,769,184
  5. Step 5: Solve for x
    x = 174,740,717,348,769,184/539,009,938.60
  6. Step 6: Final answer
    x = 324,188,303.10

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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.