Home / 601,870,259.40-902,805,389.10-538,735,068.60

Finding the Fourth Proportional to 601,870,259.40, 902,805,389.10 and 538,735,068.60

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Solution

The fourth proportional to 601,870,259.40, 902,805,389.10 and 538,735,068.60 is: 808,102,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,870,259.40 : 902,805,389.10 = 538,735,068.60 : x
  2. Step 2: Convert to fraction form
    601,870,259.40/902,805,389.10 = 538,735,068.60/x
  3. Step 3: Cross multiply
    601,870,259.40x = 902,805,389.10 × 538,735,068.60
  4. Step 4: Simplify right side
    601,870,259.40x = 486,372,923,229,238,208
  5. Step 5: Solve for x
    x = 486,372,923,229,238,208/601,870,259.40
  6. Step 6: Final answer
    x = 808,102,602.90

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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.