Home / 697,030,632.18-1,045,898,667.63-288,380,059.38

Finding the Fourth Proportional to 697,030,632.18, 1,045,898,667.63 and 288,380,059.38

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Solution

The fourth proportional to 697,030,632.18, 1,045,898,667.63 and 288,380,059.38 is: 432,716,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,030,632.18 : 1,045,898,667.63 = 288,380,059.38 : x
  2. Step 2: Convert to fraction form
    697,030,632.18/1,045,898,667.63 = 288,380,059.38/x
  3. Step 3: Cross multiply
    697,030,632.18x = 1,045,898,667.63 × 288,380,059.38
  4. Step 4: Simplify right side
    697,030,632.18x = 301,616,319,876,602,304
  5. Step 5: Solve for x
    x = 301,616,319,876,602,304/697,030,632.18
  6. Step 6: Final answer
    x = 432,716,018.42

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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.