Home / 1,710,959,802.40-2,566,439,703.60-620,478,445.60

Finding the Fourth Proportional to 1,710,959,802.40, 2,566,439,703.60 and 620,478,445.60

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Solution

The fourth proportional to 1,710,959,802.40, 2,566,439,703.60 and 620,478,445.60 is: 930,717,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,959,802.40 : 2,566,439,703.60 = 620,478,445.60 : x
  2. Step 2: Convert to fraction form
    1,710,959,802.40/2,566,439,703.60 = 620,478,445.60/x
  3. Step 3: Cross multiply
    1,710,959,802.40x = 2,566,439,703.60 × 620,478,445.60
  4. Step 4: Simplify right side
    1,710,959,802.40x = 1,592,420,518,015,852,800
  5. Step 5: Solve for x
    x = 1,592,420,518,015,852,800/1,710,959,802.40
  6. Step 6: Final answer
    x = 930,717,668.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.