Home / 1,047,323,687.70-1,446,686,312.64-776,293,598.28

Finding the Fourth Proportional to 1,047,323,687.70, 1,446,686,312.64 and 776,293,598.28

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Solution

The fourth proportional to 1,047,323,687.70, 1,446,686,312.64 and 776,293,598.28 is: 1,072,307,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,323,687.70 : 1,446,686,312.64 = 776,293,598.28 : x
  2. Step 2: Convert to fraction form
    1,047,323,687.70/1,446,686,312.64 = 776,293,598.28/x
  3. Step 3: Cross multiply
    1,047,323,687.70x = 1,446,686,312.64 × 776,293,598.28
  4. Step 4: Simplify right side
    1,047,323,687.70x = 1,123,053,323,221,730,688
  5. Step 5: Solve for x
    x = 1,123,053,323,221,730,688/1,047,323,687.70
  6. Step 6: Final answer
    x = 1,072,307,765.41

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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.