Home / 2,175,390,847,678.90-3,002,048,702,890.30-1,186,621,509,876.70

Finding the Fourth Proportional to 2,175,390,847,678.90, 3,002,048,702,890.30 and 1,186,621,509,876.70

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Solution

The fourth proportional to 2,175,390,847,678.90, 3,002,048,702,890.30 and 1,186,621,509,876.70 is: 1,637,542,774,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,390,847,678.90 : 3,002,048,702,890.30 = 1,186,621,509,876.70 : x
  2. Step 2: Convert to fraction form
    2,175,390,847,678.90/3,002,048,702,890.30 = 1,186,621,509,876.70/x
  3. Step 3: Cross multiply
    2,175,390,847,678.90x = 3,002,048,702,890.30 × 1,186,621,509,876.70
  4. Step 4: Simplify right side
    2,175,390,847,678.90x = 3,562,295,564,547,076,160,225,280
  5. Step 5: Solve for x
    x = 3,562,295,564,547,076,160,225,280/2,175,390,847,678.90
  6. Step 6: Final answer
    x = 1,637,542,774,599.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.