Home / 972,095,947.76-1,341,495,795.12-526,059,199.28

Finding the Fourth Proportional to 972,095,947.76, 1,341,495,795.12 and 526,059,199.28

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Solution

The fourth proportional to 972,095,947.76, 1,341,495,795.12 and 526,059,199.28 is: 725,963,528.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,095,947.76 : 1,341,495,795.12 = 526,059,199.28 : x
  2. Step 2: Convert to fraction form
    972,095,947.76/1,341,495,795.12 = 526,059,199.28/x
  3. Step 3: Cross multiply
    972,095,947.76x = 1,341,495,795.12 × 526,059,199.28
  4. Step 4: Simplify right side
    972,095,947.76x = 705,706,203,818,313,984
  5. Step 5: Solve for x
    x = 705,706,203,818,313,984/972,095,947.76
  6. Step 6: Final answer
    x = 725,963,528.03

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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.