Finding the Fourth Proportional to 5,521,779,258.53, 7,620,243,397.04 and 3,265,652,781.23
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Solution
The fourth proportional to 5,521,779,258.53, 7,620,243,397.04 and 3,265,652,781.23 is: 4,506,712,035.75
Step by Step Solution
- Step 1: Write the proportion equation
5,521,779,258.53 : 7,620,243,397.04 = 3,265,652,781.23 : x - Step 2: Convert to fraction form
5,521,779,258.53/7,620,243,397.04 = 3,265,652,781.23/x - Step 3: Cross multiply
5,521,779,258.53x = 7,620,243,397.04 × 3,265,652,781.23 - Step 4: Simplify right side
5,521,779,258.53x = 24,885,069,043,163,279,360 - Step 5: Solve for x
x = 24,885,069,043,163,279,360/5,521,779,258.53 - Step 6: Final answer
x = 4,506,712,035.75
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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.