Home / 1,484,407,516.08-2,048,426,248.56-824,400,309.36

Finding the Fourth Proportional to 1,484,407,516.08, 2,048,426,248.56 and 824,400,309.36

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Solution

The fourth proportional to 1,484,407,516.08, 2,048,426,248.56 and 824,400,309.36 is: 1,137,641,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,407,516.08 : 2,048,426,248.56 = 824,400,309.36 : x
  2. Step 2: Convert to fraction form
    1,484,407,516.08/2,048,426,248.56 = 824,400,309.36/x
  3. Step 3: Cross multiply
    1,484,407,516.08x = 2,048,426,248.56 × 824,400,309.36
  4. Step 4: Simplify right side
    1,484,407,516.08x = 1,688,723,233,014,008,320
  5. Step 5: Solve for x
    x = 1,688,723,233,014,008,320/1,484,407,516.08
  6. Step 6: Final answer
    x = 1,137,641,257.35

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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.