Home / 535,161,956,095.80-802,742,934,143.70-297,130,807,654.20

Finding the Fourth Proportional to 535,161,956,095.80, 802,742,934,143.70 and 297,130,807,654.20

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Solution

The fourth proportional to 535,161,956,095.80, 802,742,934,143.70 and 297,130,807,654.20 is: 445,696,211,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,161,956,095.80 : 802,742,934,143.70 = 297,130,807,654.20 : x
  2. Step 2: Convert to fraction form
    535,161,956,095.80/802,742,934,143.70 = 297,130,807,654.20/x
  3. Step 3: Cross multiply
    535,161,956,095.80x = 802,742,934,143.70 × 297,130,807,654.20
  4. Step 4: Simplify right side
    535,161,956,095.80x = 238,519,656,360,819,847,856,128
  5. Step 5: Solve for x
    x = 238,519,656,360,819,847,856,128/535,161,956,095.80
  6. Step 6: Final answer
    x = 445,696,211,481.30

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Double scale
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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.