Home / 7,139,735,108.63-10,709,648,300.11-2,097,570,946.40

Finding the Fourth Proportional to 7,139,735,108.63, 10,709,648,300.11 and 2,097,570,946.40

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Solution

The fourth proportional to 7,139,735,108.63, 10,709,648,300.11 and 2,097,570,946.40 is: 3,146,369,827.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,139,735,108.63 : 10,709,648,300.11 = 2,097,570,946.40 : x
  2. Step 2: Convert to fraction form
    7,139,735,108.63/10,709,648,300.11 = 2,097,570,946.40/x
  3. Step 3: Cross multiply
    7,139,735,108.63x = 10,709,648,300.11 × 2,097,570,946.40
  4. Step 4: Simplify right side
    7,139,735,108.63x = 22,464,247,120,415,141,888
  5. Step 5: Solve for x
    x = 22,464,247,120,415,141,888/7,139,735,108.63
  6. Step 6: Final answer
    x = 3,146,369,827.26

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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.