Home / 440,355,542.85-607,693,051.53-259,310,423.11

Finding the Fourth Proportional to 440,355,542.85, 607,693,051.53 and 259,310,423.11

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Solution

The fourth proportional to 440,355,542.85, 607,693,051.53 and 259,310,423.11 is: 357,849,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,355,542.85 : 607,693,051.53 = 259,310,423.11 : x
  2. Step 2: Convert to fraction form
    440,355,542.85/607,693,051.53 = 259,310,423.11/x
  3. Step 3: Cross multiply
    440,355,542.85x = 607,693,051.53 × 259,310,423.11
  4. Step 4: Simplify right side
    440,355,542.85x = 157,581,142,312,987,968
  5. Step 5: Solve for x
    x = 157,581,142,312,987,968/440,355,542.85
  6. Step 6: Final answer
    x = 357,849,798.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.