Home / 8,047,831,341.90-11,106,007,763.58-4,479,461,430.78

Finding the Fourth Proportional to 8,047,831,341.90, 11,106,007,763.58 and 4,479,461,430.78

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Solution

The fourth proportional to 8,047,831,341.90, 11,106,007,763.58 and 4,479,461,430.78 is: 6,181,657,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,831,341.90 : 11,106,007,763.58 = 4,479,461,430.78 : x
  2. Step 2: Convert to fraction form
    8,047,831,341.90/11,106,007,763.58 = 4,479,461,430.78/x
  3. Step 3: Cross multiply
    8,047,831,341.90x = 11,106,007,763.58 × 4,479,461,430.78
  4. Step 4: Simplify right side
    8,047,831,341.90x = 49,748,933,426,899,853,312
  5. Step 5: Solve for x
    x = 49,748,933,426,899,853,312/8,047,831,341.90
  6. Step 6: Final answer
    x = 6,181,657,059.32

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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.