Home / 830,822,681.09-1,146,562,646.76-454,470,656.27

Finding the Fourth Proportional to 830,822,681.09, 1,146,562,646.76 and 454,470,656.27

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Solution

The fourth proportional to 830,822,681.09, 1,146,562,646.76 and 454,470,656.27 is: 627,184,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,822,681.09 : 1,146,562,646.76 = 454,470,656.27 : x
  2. Step 2: Convert to fraction form
    830,822,681.09/1,146,562,646.76 = 454,470,656.27/x
  3. Step 3: Cross multiply
    830,822,681.09x = 1,146,562,646.76 × 454,470,656.27
  4. Step 4: Simplify right side
    830,822,681.09x = 521,079,078,521,952,576
  5. Step 5: Solve for x
    x = 521,079,078,521,952,576/830,822,681.09
  6. Step 6: Final answer
    x = 627,184,464.72

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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.