Home / 924,573,875.46-1,275,911,641.08-506,877,192.69

Finding the Fourth Proportional to 924,573,875.46, 1,275,911,641.08 and 506,877,192.69

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Solution

The fourth proportional to 924,573,875.46, 1,275,911,641.08 and 506,877,192.69 is: 699,490,357.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,573,875.46 : 1,275,911,641.08 = 506,877,192.69 : x
  2. Step 2: Convert to fraction form
    924,573,875.46/1,275,911,641.08 = 506,877,192.69/x
  3. Step 3: Cross multiply
    924,573,875.46x = 1,275,911,641.08 × 506,877,192.69
  4. Step 4: Simplify right side
    924,573,875.46x = 646,730,510,751,121,280
  5. Step 5: Solve for x
    x = 646,730,510,751,121,280/924,573,875.46
  6. Step 6: Final answer
    x = 699,490,357.58

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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.