Home / 1,039,153,295.81-1,434,020,123.98-562,831,815.51

Finding the Fourth Proportional to 1,039,153,295.81, 1,434,020,123.98 and 562,831,815.51

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Solution

The fourth proportional to 1,039,153,295.81, 1,434,020,123.98 and 562,831,815.51 is: 776,701,717.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,153,295.81 : 1,434,020,123.98 = 562,831,815.51 : x
  2. Step 2: Convert to fraction form
    1,039,153,295.81/1,434,020,123.98 = 562,831,815.51/x
  3. Step 3: Cross multiply
    1,039,153,295.81x = 1,434,020,123.98 × 562,831,815.51
  4. Step 4: Simplify right side
    1,039,153,295.81x = 807,112,149,858,214,016
  5. Step 5: Solve for x
    x = 807,112,149,858,214,016/1,039,153,295.81
  6. Step 6: Final answer
    x = 776,701,717.75

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Half scale
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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.