Home / 1,355,508,068.40-2,033,545,537.80-435,477,409.20

Finding the Fourth Proportional to 1,355,508,068.40, 2,033,545,537.80 and 435,477,409.20

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Solution

The fourth proportional to 1,355,508,068.40, 2,033,545,537.80 and 435,477,409.20 is: 653,307,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,508,068.40 : 2,033,545,537.80 = 435,477,409.20 : x
  2. Step 2: Convert to fraction form
    1,355,508,068.40/2,033,545,537.80 = 435,477,409.20/x
  3. Step 3: Cross multiply
    1,355,508,068.40x = 2,033,545,537.80 × 435,477,409.20
  4. Step 4: Simplify right side
    1,355,508,068.40x = 885,563,142,291,364,608
  5. Step 5: Solve for x
    x = 885,563,142,291,364,608/1,355,508,068.40
  6. Step 6: Final answer
    x = 653,307,171.63

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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.