Home / 10,148,459,386.84-15,223,270,817.20-2,686,848,280.40

Finding the Fourth Proportional to 10,148,459,386.84, 15,223,270,817.20 and 2,686,848,280.40

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Solution

The fourth proportional to 10,148,459,386.84, 15,223,270,817.20 and 2,686,848,280.40 is: 4,030,426,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,459,386.84 : 15,223,270,817.20 = 2,686,848,280.40 : x
  2. Step 2: Convert to fraction form
    10,148,459,386.84/15,223,270,817.20 = 2,686,848,280.40/x
  3. Step 3: Cross multiply
    10,148,459,386.84x = 15,223,270,817.20 × 2,686,848,280.40
  4. Step 4: Simplify right side
    10,148,459,386.84x = 40,902,619,017,257,328,640
  5. Step 5: Solve for x
    x = 40,902,619,017,257,328,640/10,148,459,386.84
  6. Step 6: Final answer
    x = 4,030,426,437.96

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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.