Home / 1,306,692,804.53-1,803,236,329.71-711,977,288.87

Finding the Fourth Proportional to 1,306,692,804.53, 1,803,236,329.71 and 711,977,288.87

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Solution

The fourth proportional to 1,306,692,804.53, 1,803,236,329.71 and 711,977,288.87 is: 982,528,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,692,804.53 : 1,803,236,329.71 = 711,977,288.87 : x
  2. Step 2: Convert to fraction form
    1,306,692,804.53/1,803,236,329.71 = 711,977,288.87/x
  3. Step 3: Cross multiply
    1,306,692,804.53x = 1,803,236,329.71 × 711,977,288.87
  4. Step 4: Simplify right side
    1,306,692,804.53x = 1,283,863,313,223,323,136
  5. Step 5: Solve for x
    x = 1,283,863,313,223,323,136/1,306,692,804.53
  6. Step 6: Final answer
    x = 982,528,800.01

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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.