Home / 13,484,332,808.64-18,608,242,208.76-7,462,849,903.92

Finding the Fourth Proportional to 13,484,332,808.64, 18,608,242,208.76 and 7,462,849,903.92

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Solution

The fourth proportional to 13,484,332,808.64, 18,608,242,208.76 and 7,462,849,903.92 is: 10,298,657,008.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,332,808.64 : 18,608,242,208.76 = 7,462,849,903.92 : x
  2. Step 2: Convert to fraction form
    13,484,332,808.64/18,608,242,208.76 = 7,462,849,903.92/x
  3. Step 3: Cross multiply
    13,484,332,808.64x = 18,608,242,208.76 × 7,462,849,903.92
  4. Step 4: Simplify right side
    13,484,332,808.64x = 138,870,518,579,764,641,792
  5. Step 5: Solve for x
    x = 138,870,518,579,764,641,792/13,484,332,808.64
  6. Step 6: Final answer
    x = 10,298,657,008.14

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Double scale
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1.5x scale

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.