Home / 1,484,407,627.37-2,048,426,402.16-824,400,420.65

Finding the Fourth Proportional to 1,484,407,627.37, 2,048,426,402.16 and 824,400,420.65

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Solution

The fourth proportional to 1,484,407,627.37, 2,048,426,402.16 and 824,400,420.65 is: 1,137,641,410.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,407,627.37 : 2,048,426,402.16 = 824,400,420.65 : x
  2. Step 2: Convert to fraction form
    1,484,407,627.37/2,048,426,402.16 = 824,400,420.65/x
  3. Step 3: Cross multiply
    1,484,407,627.37x = 2,048,426,402.16 × 824,400,420.65
  4. Step 4: Simplify right side
    1,484,407,627.37x = 1,688,723,587,611,270,144
  5. Step 5: Solve for x
    x = 1,688,723,587,611,270,144/1,484,407,627.37
  6. Step 6: Final answer
    x = 1,137,641,410.94

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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.