Home / 571,464,421.51-857,281,810.46-202,968,415.30

Finding the Fourth Proportional to 571,464,421.51, 857,281,810.46 and 202,968,415.30

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Solution

The fourth proportional to 571,464,421.51, 857,281,810.46 and 202,968,415.30 is: 304,482,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,464,421.51 : 857,281,810.46 = 202,968,415.30 : x
  2. Step 2: Convert to fraction form
    571,464,421.51/857,281,810.46 = 202,968,415.30/x
  3. Step 3: Cross multiply
    571,464,421.51x = 857,281,810.46 × 202,968,415.30
  4. Step 4: Simplify right side
    571,464,421.51x = 174,001,130,534,581,184
  5. Step 5: Solve for x
    x = 174,001,130,534,581,184/571,464,421.51
  6. Step 6: Final answer
    x = 304,482,875.90

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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.