Home / 406,296,554.40-609,444,831.60-302,832,208.80

Finding the Fourth Proportional to 406,296,554.40, 609,444,831.60 and 302,832,208.80

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Solution

The fourth proportional to 406,296,554.40, 609,444,831.60 and 302,832,208.80 is: 454,248,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,296,554.40 : 609,444,831.60 = 302,832,208.80 : x
  2. Step 2: Convert to fraction form
    406,296,554.40/609,444,831.60 = 302,832,208.80/x
  3. Step 3: Cross multiply
    406,296,554.40x = 609,444,831.60 × 302,832,208.80
  4. Step 4: Simplify right side
    406,296,554.40x = 184,559,524,495,172,064
  5. Step 5: Solve for x
    x = 184,559,524,495,172,064/406,296,554.40
  6. Step 6: Final answer
    x = 454,248,313.20

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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.