Home / 143,500,423,202.40-215,249,851,813.86-58,509,884,252.64

Finding the Fourth Proportional to 143,500,423,202.40, 215,249,851,813.86 and 58,509,884,252.64

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Solution

The fourth proportional to 143,500,423,202.40, 215,249,851,813.86 and 58,509,884,252.64 is: 87,764,507,128.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,500,423,202.40 : 215,249,851,813.86 = 58,509,884,252.64 : x
  2. Step 2: Convert to fraction form
    143,500,423,202.40/215,249,851,813.86 = 58,509,884,252.64/x
  3. Step 3: Cross multiply
    143,500,423,202.40x = 215,249,851,813.86 × 58,509,884,252.64
  4. Step 4: Simplify right side
    143,500,423,202.40x = 12,594,243,915,026,859,556,864
  5. Step 5: Solve for x
    x = 12,594,243,915,026,859,556,864/143,500,423,202.40
  6. Step 6: Final answer
    x = 87,764,507,128.06

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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.