Home / 1,731,820,236.76-2,390,090,054.59-1,053,685,330.54

Finding the Fourth Proportional to 1,731,820,236.76, 2,390,090,054.59 and 1,053,685,330.54

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Solution

The fourth proportional to 1,731,820,236.76, 2,390,090,054.59 and 1,053,685,330.54 is: 1,454,194,133.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,820,236.76 : 2,390,090,054.59 = 1,053,685,330.54 : x
  2. Step 2: Convert to fraction form
    1,731,820,236.76/2,390,090,054.59 = 1,053,685,330.54/x
  3. Step 3: Cross multiply
    1,731,820,236.76x = 2,390,090,054.59 × 1,053,685,330.54
  4. Step 4: Simplify right side
    1,731,820,236.76x = 2,518,402,829,191,030,784
  5. Step 5: Solve for x
    x = 2,518,402,829,191,030,784/1,731,820,236.76
  6. Step 6: Final answer
    x = 1,454,194,133.86

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Double scale
Find fourth proportional to 1,731,820,237.76, 2,390,090,055.97 and 1,053,685,331.54
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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.